210707931

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{1187}}^1$

素因数の和:1383

約数の個数: 32

約数和(自身を含む): 328458240

約数和(自身を除く): 117750309

約数列:

[1, 3, 7, 21, 79, 107, 237, 321, 553, 749, 1187, 1659, 2247, 3561, 8309, 8453, 24927, 25359, 59171, 93773, 127009, 177513, 281319, 381027, 656411, 889063, 1969233, 2667189, 10033711, 30101133, 70235977, 210707931]

約数ペア:

[(1, 210707931), (3, 70235977), (7, 30101133), (21, 10033711), (79, 2667189), (107, 1969233), (237, 889063), (321, 656411), (553, 381027), (749, 281319), (1187, 177513), (1659, 127009), (2247, 93773), (3561, 59171), (8309, 25359), (8453, 24927)]