128879751

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6131}}^1$

素因数の和:6172

約数の個数: 48

約数和(自身を含む): 234880128

約数和(自身を除く): 106000377

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 49, 77, 91, 143, 147, 231, 273, 429, 539, 637, 1001, 1617, 1911, 3003, 6131, 7007, 18393, 21021, 42917, 67441, 79703, 128751, 202323, 239109, 300419, 472087, 557921, 876733, 901257, 1416261, 1673763, 2630199, 3304609, 3905447, 6137131, 9913827, 11716341, 18411393, 42959917, 128879751]

約数ペア:

[(1, 128879751), (3, 42959917), (7, 18411393), (11, 11716341), (13, 9913827), (21, 6137131), (33, 3905447), (39, 3304609), (49, 2630199), (77, 1673763), (91, 1416261), (143, 901257), (147, 876733), (231, 557921), (273, 472087), (429, 300419), (539, 239109), (637, 202323), (1001, 128751), (1617, 79703), (1911, 67441), (3003, 42917), (6131, 21021), (7007, 18393)]