51420382

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{487}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 86575104

約数和(自身を除く): 35154722

約数列:

[1, 2, 13, 26, 31, 62, 131, 262, 403, 487, 806, 974, 1703, 3406, 4061, 6331, 8122, 12662, 15097, 30194, 52793, 63797, 105586, 127594, 196261, 392522, 829361, 1658722, 1977707, 3955414, 25710191, 51420382]

約数ペア:

[(1, 51420382), (2, 25710191), (13, 3955414), (26, 1977707), (31, 1658722), (62, 829361), (131, 392522), (262, 196261), (403, 127594), (487, 105586), (806, 63797), (974, 52793), (1703, 30194), (3406, 15097), (4061, 12662), (6331, 8122)]