156640867971

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6263}}^1\times {\mathrm{62683}}^1$

素因数の和:68975

約数の個数: 32

約数和(自身を含む): 251297648640

約数和(自身を除く): 94656780669

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 6263, 18789, 43841, 62683, 118997, 131523, 188049, 356991, 438781, 832979, 1190977, 1316343, 2498937, 3572931, 8336839, 25010517, 392583629, 1177750887, 2748085403, 7459088951, 8244256209, 22377266853, 52213622657, 156640867971]

約数ペア:

[(1, 156640867971), (3, 52213622657), (7, 22377266853), (19, 8244256209), (21, 7459088951), (57, 2748085403), (133, 1177750887), (399, 392583629), (6263, 25010517), (18789, 8336839), (43841, 3572931), (62683, 2498937), (118997, 1316343), (131523, 1190977), (188049, 832979), (356991, 438781)]