216888462

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:355

約数の個数: 128

約数和(自身を含む): 578027520

約数和(自身を除く): 361139058

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 54, 62, 63, 83, 93, 126, 166, 186, 189, 217, 223, 249, 279, 378, 434, 446, 498, 558, 581, 651, 669, 747, 837, 1162, 1302, 1338, 1494, 1561, 1674, 1743, 1953, 2007, 2241, 2573, 3122, 3486, 3906, 4014, 4482, 4683, 5146, 5229, 5859, 6021, 6913, 7719, 9366, 10458, 11718, 12042, 13826, 14049, 15438, 15687, 18011, 18509, 20739, 23157, 28098, 31374, 36022, 37018, 41478, 42147, 46314, 48391, 54033, 55527, 62217, 69471, 84294, 96782, 108066, 111054, 124434, 129563, 138942, 145173, 162099, 166581, 186651, 259126, 290346, 324198, 333162, 373302, 388689, 435519, 486297, 499743, 573779, 777378, 871038, 972594, 999486, 1147558, 1166067, 1306557, 1721337, 2332134, 2613114, 3442674, 3498201, 4016453, 5164011, 6996402, 8032906, 10328022, 12049359, 15492033, 24098718, 30984066, 36148077, 72296154, 108444231, 216888462]

約数ペア:

[(1, 216888462), (2, 108444231), (3, 72296154), (6, 36148077), (7, 30984066), (9, 24098718), (14, 15492033), (18, 12049359), (21, 10328022), (27, 8032906), (31, 6996402), (42, 5164011), (54, 4016453), (62, 3498201), (63, 3442674), (83, 2613114), (93, 2332134), (126, 1721337), (166, 1306557), (186, 1166067), (189, 1147558), (217, 999486), (223, 972594), (249, 871038), (279, 777378), (378, 573779), (434, 499743), (446, 486297), (498, 435519), (558, 388689), (581, 373302), (651, 333162), (669, 324198), (747, 290346), (837, 259126), (1162, 186651), (1302, 166581), (1338, 162099), (1494, 145173), (1561, 138942), (1674, 129563), (1743, 124434), (1953, 111054), (2007, 108066), (2241, 96782), (2573, 84294), (3122, 69471), (3486, 62217), (3906, 55527), (4014, 54033), (4482, 48391), (4683, 46314), (5146, 42147), (5229, 41478), (5859, 37018), (6021, 36022), (6913, 31374), (7719, 28098), (9366, 23157), (10458, 20739), (11718, 18509), (12042, 18011), (13826, 15687), (14049, 15438)]