253461156

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{977}}^1\times {\mathrm{1663}}^1$

素因数の和:2660

約数の個数: 48

約数和(自身を含む): 637937664

約数和(自身を除く): 384476508

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 977, 1663, 1954, 2931, 3326, 3908, 4989, 5862, 6652, 9978, 11724, 12701, 19956, 21619, 25402, 38103, 43238, 50804, 64857, 76206, 86476, 129714, 152412, 259428, 1624751, 3249502, 4874253, 6499004, 9748506, 19497012, 21121763, 42243526, 63365289, 84487052, 126730578, 253461156]

約数ペア:

[(1, 253461156), (2, 126730578), (3, 84487052), (4, 63365289), (6, 42243526), (12, 21121763), (13, 19497012), (26, 9748506), (39, 6499004), (52, 4874253), (78, 3249502), (156, 1624751), (977, 259428), (1663, 152412), (1954, 129714), (2931, 86476), (3326, 76206), (3908, 64857), (4989, 50804), (5862, 43238), (6652, 38103), (9978, 25402), (11724, 21619), (12701, 19956)]