28165592

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5527}}^1$

素因数の和:5560

約数の個数: 48

約数和(自身を含む): 66170160

約数和(自身を除く): 38004568

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 5096, 5527, 11054, 22108, 38689, 44216, 71851, 77378, 143702, 154756, 270823, 287404, 309512, 502957, 541646, 574808, 1005914, 1083292, 2011828, 2166584, 3520699, 4023656, 7041398, 14082796, 28165592]

約数ペア:

[(1, 28165592), (2, 14082796), (4, 7041398), (7, 4023656), (8, 3520699), (13, 2166584), (14, 2011828), (26, 1083292), (28, 1005914), (49, 574808), (52, 541646), (56, 502957), (91, 309512), (98, 287404), (104, 270823), (182, 154756), (196, 143702), (364, 77378), (392, 71851), (637, 44216), (728, 38689), (1274, 22108), (2548, 11054), (5096, 5527)]