2554876478

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:342

約数の個数: 128

約数和(自身を含む): 5175705600

約数和(自身を除く): 2620829122

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 47, 77, 94, 103, 149, 154, 161, 206, 253, 298, 322, 329, 506, 517, 658, 721, 1034, 1043, 1081, 1133, 1442, 1639, 1771, 2086, 2162, 2266, 2369, 3278, 3427, 3542, 3619, 4738, 4841, 6854, 7003, 7238, 7567, 7931, 9682, 11473, 11891, 14006, 15134, 15347, 15862, 16583, 22946, 23782, 23989, 26059, 30694, 33166, 33887, 37697, 47978, 49021, 52118, 53251, 67774, 75394, 77033, 83237, 98042, 106502, 107429, 111343, 154066, 161069, 166474, 168817, 182413, 214858, 222686, 263879, 322138, 337634, 352981, 364826, 372757, 527758, 539231, 705962, 721309, 745514, 779401, 1078462, 1127483, 1181719, 1224773, 1442618, 1558802, 1771759, 2254966, 2363438, 2449546, 2470867, 3543518, 3882791, 4941734, 5049163, 7765582, 7934399, 8573411, 10098326, 12402313, 15868798, 16590107, 17146822, 24804626, 27179537, 33180214, 54359074, 55540793, 111081586, 116130749, 182491177, 232261498, 364982354, 1277438239, 2554876478]

約数ペア:

[(1, 2554876478), (2, 1277438239), (7, 364982354), (11, 232261498), (14, 182491177), (22, 116130749), (23, 111081586), (46, 55540793), (47, 54359074), (77, 33180214), (94, 27179537), (103, 24804626), (149, 17146822), (154, 16590107), (161, 15868798), (206, 12402313), (253, 10098326), (298, 8573411), (322, 7934399), (329, 7765582), (506, 5049163), (517, 4941734), (658, 3882791), (721, 3543518), (1034, 2470867), (1043, 2449546), (1081, 2363438), (1133, 2254966), (1442, 1771759), (1639, 1558802), (1771, 1442618), (2086, 1224773), (2162, 1181719), (2266, 1127483), (2369, 1078462), (3278, 779401), (3427, 745514), (3542, 721309), (3619, 705962), (4738, 539231), (4841, 527758), (6854, 372757), (7003, 364826), (7238, 352981), (7567, 337634), (7931, 322138), (9682, 263879), (11473, 222686), (11891, 214858), (14006, 182413), (15134, 168817), (15347, 166474), (15862, 161069), (16583, 154066), (22946, 111343), (23782, 107429), (23989, 106502), (26059, 98042), (30694, 83237), (33166, 77033), (33887, 75394), (37697, 67774), (47978, 53251), (49021, 52118)]