661838401

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{15787}}^1$

素因数の和:15960

約数の個数: 16

約数和(自身を含む): 777527424

約数和(自身を除く): 115689023

約数列:

[1, 7, 53, 113, 371, 791, 5989, 15787, 41923, 110509, 836711, 1783931, 5856977, 12487517, 94548343, 661838401]

約数ペア:

[(1, 661838401), (7, 94548343), (53, 12487517), (113, 5856977), (371, 1783931), (791, 836711), (5989, 110509), (15787, 41923)]