394744917

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{5563}}^1$

素因数の和:5713

約数の個数: 32

約数和(自身を含む): 626728960

約数和(自身を除く): 231984043

約数列:

[1, 3, 7, 21, 31, 93, 109, 217, 327, 651, 763, 2289, 3379, 5563, 10137, 16689, 23653, 38941, 70959, 116823, 172453, 517359, 606367, 1207171, 1819101, 3621513, 4244569, 12733707, 18797377, 56392131, 131581639, 394744917]

約数ペア:

[(1, 394744917), (3, 131581639), (7, 56392131), (21, 18797377), (31, 12733707), (93, 4244569), (109, 3621513), (217, 1819101), (327, 1207171), (651, 606367), (763, 517359), (2289, 172453), (3379, 116823), (5563, 70959), (10137, 38941), (16689, 23653)]