1984782254

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:266

約数の個数: 128

約数和(自身を含む): 3946414080

約数和(自身を除く): 1961631826

約数列:

[1, 2, 7, 13, 14, 26, 31, 61, 62, 73, 79, 91, 122, 146, 158, 182, 217, 403, 427, 434, 511, 553, 793, 806, 854, 949, 1022, 1027, 1106, 1586, 1891, 1898, 2054, 2263, 2449, 2821, 3782, 4453, 4526, 4819, 4898, 5551, 5642, 5767, 6643, 7189, 8906, 9638, 11102, 11534, 13237, 13286, 14378, 15841, 17143, 24583, 26474, 29419, 31171, 31682, 31837, 33733, 34286, 40369, 49166, 57889, 58838, 62342, 62647, 63674, 67466, 74971, 80738, 115778, 125294, 138043, 149389, 149942, 172081, 178777, 205933, 222859, 276086, 298778, 344162, 351787, 357554, 405223, 411866, 438529, 445718, 524797, 703574, 810446, 877058, 966301, 1045723, 1049594, 1251439, 1794559, 1932602, 1942057, 2091446, 2324101, 2462509, 2502878, 3589118, 3884114, 4573231, 4648202, 4925018, 9146462, 10905397, 12561913, 13594399, 16268707, 21810794, 25123826, 27188798, 32012617, 32537414, 64025234, 76337779, 141770161, 152675558, 283540322, 992391127, 1984782254]

約数ペア:

[(1, 1984782254), (2, 992391127), (7, 283540322), (13, 152675558), (14, 141770161), (26, 76337779), (31, 64025234), (61, 32537414), (62, 32012617), (73, 27188798), (79, 25123826), (91, 21810794), (122, 16268707), (146, 13594399), (158, 12561913), (182, 10905397), (217, 9146462), (403, 4925018), (427, 4648202), (434, 4573231), (511, 3884114), (553, 3589118), (793, 2502878), (806, 2462509), (854, 2324101), (949, 2091446), (1022, 1942057), (1027, 1932602), (1106, 1794559), (1586, 1251439), (1891, 1049594), (1898, 1045723), (2054, 966301), (2263, 877058), (2449, 810446), (2821, 703574), (3782, 524797), (4453, 445718), (4526, 438529), (4819, 411866), (4898, 405223), (5551, 357554), (5642, 351787), (5767, 344162), (6643, 298778), (7189, 276086), (8906, 222859), (9638, 205933), (11102, 178777), (11534, 172081), (13237, 149942), (13286, 149389), (14378, 138043), (15841, 125294), (17143, 115778), (24583, 80738), (26474, 74971), (29419, 67466), (31171, 63674), (31682, 62647), (31837, 62342), (33733, 58838), (34286, 57889), (40369, 49166)]