31220696

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{947}}^1$

素因数の和:1283

約数の個数: 32

約数和(自身を含む): 63307440

約数和(自身を除く): 32086744

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 317, 634, 947, 1268, 1894, 2536, 3788, 4121, 7576, 8242, 12311, 16484, 24622, 32968, 49244, 98488, 300199, 600398, 1200796, 2401592, 3902587, 7805174, 15610348, 31220696]

約数ペア:

[(1, 31220696), (2, 15610348), (4, 7805174), (8, 3902587), (13, 2401592), (26, 1200796), (52, 600398), (104, 300199), (317, 98488), (634, 49244), (947, 32968), (1268, 24622), (1894, 16484), (2536, 12311), (3788, 8242), (4121, 7576)]