51312378

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21221}}^1$

素因数の和:21270

約数の個数: 32

約数和(自身を含む): 114089472

約数和(自身を除く): 62777094

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 2418, 21221, 42442, 63663, 127326, 275873, 551746, 657851, 827619, 1315702, 1655238, 1973553, 3947106, 8552063, 17104126, 25656189, 51312378]

約数ペア:

[(1, 51312378), (2, 25656189), (3, 17104126), (6, 8552063), (13, 3947106), (26, 1973553), (31, 1655238), (39, 1315702), (62, 827619), (78, 657851), (93, 551746), (186, 275873), (403, 127326), (806, 63663), (1209, 42442), (2418, 21221)]