128535836

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{11827}}^1$

素因数の和:11874

約数の個数: 48

約数和(自身を含む): 278194560

約数和(自身を除く): 149658724

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 209, 247, 286, 418, 494, 572, 836, 988, 2717, 5434, 10868, 11827, 23654, 47308, 130097, 153751, 224713, 260194, 307502, 449426, 520388, 615004, 898852, 1691261, 2471843, 2921269, 3382522, 4943686, 5842538, 6765044, 9887372, 11685076, 32133959, 64267918, 128535836]

約数ペア:

[(1, 128535836), (2, 64267918), (4, 32133959), (11, 11685076), (13, 9887372), (19, 6765044), (22, 5842538), (26, 4943686), (38, 3382522), (44, 2921269), (52, 2471843), (76, 1691261), (143, 898852), (209, 615004), (247, 520388), (286, 449426), (418, 307502), (494, 260194), (572, 224713), (836, 153751), (988, 130097), (2717, 47308), (5434, 23654), (10868, 11827)]