31433584

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21589}}^1$

素因数の和:21617

約数の個数: 40

約数和(自身を含む): 74960480

約数和(自身を除く): 43526896

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 21589, 43178, 86356, 151123, 172712, 280657, 302246, 345424, 561314, 604492, 1122628, 1208984, 1964599, 2245256, 2417968, 3929198, 4490512, 7858396, 15716792, 31433584]

約数ペア:

[(1, 31433584), (2, 15716792), (4, 7858396), (7, 4490512), (8, 3929198), (13, 2417968), (14, 2245256), (16, 1964599), (26, 1208984), (28, 1122628), (52, 604492), (56, 561314), (91, 345424), (104, 302246), (112, 280657), (182, 172712), (208, 151123), (364, 86356), (728, 43178), (1456, 21589)]