28157030772

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9499673}}^1$

素因数の和:9499712

約数の個数: 48

約数和(自身を含む): 74477444160

約数和(自身を除く): 46320413388

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 9499673, 18999346, 28499019, 37998692, 56998038, 113996076, 123495749, 180493787, 246991498, 360987574, 370487247, 493982996, 541481361, 721975148, 740974494, 1082962722, 1481948988, 2165925444, 2346419231, 4692838462, 7039257693, 9385676924, 14078515386, 28157030772]

約数ペア:

[(1, 28157030772), (2, 14078515386), (3, 9385676924), (4, 7039257693), (6, 4692838462), (12, 2346419231), (13, 2165925444), (19, 1481948988), (26, 1082962722), (38, 740974494), (39, 721975148), (52, 541481361), (57, 493982996), (76, 370487247), (78, 360987574), (114, 246991498), (156, 180493787), (228, 123495749), (247, 113996076), (494, 56998038), (741, 37998692), (988, 28499019), (1482, 18999346), (2964, 9499673)]