139398975

素因数分解:

$3^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:159

約数の個数: 120

約数和(自身を含む): 279794592

約数和(自身を除く): 140395617

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 41, 45, 69, 73, 75, 81, 115, 123, 135, 205, 207, 219, 225, 345, 365, 369, 405, 575, 615, 621, 657, 675, 943, 1025, 1035, 1095, 1107, 1679, 1725, 1825, 1845, 1863, 1971, 2025, 2829, 2993, 3075, 3105, 3285, 3321, 4715, 5037, 5175, 5475, 5535, 5913, 8395, 8487, 8979, 9225, 9315, 9855, 14145, 14965, 15111, 15525, 16425, 16605, 23575, 25185, 25461, 26937, 27675, 29565, 41975, 42435, 44895, 45333, 46575, 49275, 68839, 70725, 74825, 75555, 76383, 80811, 83025, 125925, 127305, 134685, 135999, 147825, 206517, 212175, 224475, 226665, 242433, 344195, 377775, 381915, 404055, 619551, 636525, 673425, 679995, 1032585, 1133325, 1212165, 1720975, 1858653, 1909575, 2020275, 3097755, 3399975, 5162925, 5575959, 6060825, 9293265, 15488775, 27879795, 46466325, 139398975]

約数ペア:

[(1, 139398975), (3, 46466325), (5, 27879795), (9, 15488775), (15, 9293265), (23, 6060825), (25, 5575959), (27, 5162925), (41, 3399975), (45, 3097755), (69, 2020275), (73, 1909575), (75, 1858653), (81, 1720975), (115, 1212165), (123, 1133325), (135, 1032585), (205, 679995), (207, 673425), (219, 636525), (225, 619551), (345, 404055), (365, 381915), (369, 377775), (405, 344195), (575, 242433), (615, 226665), (621, 224475), (657, 212175), (675, 206517), (943, 147825), (1025, 135999), (1035, 134685), (1095, 127305), (1107, 125925), (1679, 83025), (1725, 80811), (1825, 76383), (1845, 75555), (1863, 74825), (1971, 70725), (2025, 68839), (2829, 49275), (2993, 46575), (3075, 45333), (3105, 44895), (3285, 42435), (3321, 41975), (4715, 29565), (5037, 27675), (5175, 26937), (5475, 25461), (5535, 25185), (5913, 23575), (8395, 16605), (8487, 16425), (8979, 15525), (9225, 15111), (9315, 14965), (9855, 14145)]