31005988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{709}}^1$

素因数の和:784

約数の個数: 36

約数和(自身を含む): 60604180

約数和(自身を除く): 29598192

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 709, 754, 841, 1418, 1508, 1682, 2836, 3364, 9217, 10933, 18434, 20561, 21866, 36868, 41122, 43732, 82244, 267293, 534586, 596269, 1069172, 1192538, 2385076, 7751497, 15502994, 31005988]

約数ペア:

[(1, 31005988), (2, 15502994), (4, 7751497), (13, 2385076), (26, 1192538), (29, 1069172), (52, 596269), (58, 534586), (116, 267293), (377, 82244), (709, 43732), (754, 41122), (841, 36868), (1418, 21866), (1508, 20561), (1682, 18434), (2836, 10933), (3364, 9217)]