15663828087

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:350

約数の個数: 128

約数和(自身を含む): 25712640000

約数和(自身を除く): 10048811913

約数列:

[1, 3, 9, 27, 29, 31, 61, 71, 87, 93, 149, 183, 213, 261, 279, 447, 549, 639, 783, 837, 899, 1341, 1647, 1769, 1891, 1917, 2059, 2201, 2697, 4023, 4321, 4331, 4619, 5307, 5673, 6177, 6603, 8091, 9089, 10579, 12963, 12993, 13857, 15921, 17019, 18531, 19809, 24273, 27267, 31737, 38889, 38979, 41571, 47763, 51057, 54839, 55593, 59427, 63829, 81801, 95211, 116667, 116937, 124713, 125599, 133951, 134261, 164517, 191487, 245403, 263581, 281759, 285633, 306791, 327949, 376797, 401853, 402783, 493551, 574461, 645319, 790743, 845277, 920373, 983847, 1130391, 1205559, 1208349, 1480653, 1723383, 1935957, 2372229, 2535831, 2761119, 2951541, 3391173, 3616677, 3625047, 3893569, 5807871, 7116687, 7607493, 8171011, 8283357, 8854623, 9510521, 11680707, 17423613, 18714251, 20004889, 24513033, 28531563, 35042121, 56142753, 60014667, 73539099, 85594689, 105126363, 168428259, 180044001, 220617297, 256784067, 505284777, 540132003, 580141781, 1740425343, 5221276029, 15663828087]

約数ペア:

[(1, 15663828087), (3, 5221276029), (9, 1740425343), (27, 580141781), (29, 540132003), (31, 505284777), (61, 256784067), (71, 220617297), (87, 180044001), (93, 168428259), (149, 105126363), (183, 85594689), (213, 73539099), (261, 60014667), (279, 56142753), (447, 35042121), (549, 28531563), (639, 24513033), (783, 20004889), (837, 18714251), (899, 17423613), (1341, 11680707), (1647, 9510521), (1769, 8854623), (1891, 8283357), (1917, 8171011), (2059, 7607493), (2201, 7116687), (2697, 5807871), (4023, 3893569), (4321, 3625047), (4331, 3616677), (4619, 3391173), (5307, 2951541), (5673, 2761119), (6177, 2535831), (6603, 2372229), (8091, 1935957), (9089, 1723383), (10579, 1480653), (12963, 1208349), (12993, 1205559), (13857, 1130391), (15921, 983847), (17019, 920373), (18531, 845277), (19809, 790743), (24273, 645319), (27267, 574461), (31737, 493551), (38889, 402783), (38979, 401853), (41571, 376797), (47763, 327949), (51057, 306791), (54839, 285633), (55593, 281759), (59427, 263581), (63829, 245403), (81801, 191487), (95211, 164517), (116667, 134261), (116937, 133951), (124713, 125599)]