697491

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:200

約数の個数: 20

約数和(自身を含む): 1064800

約数和(自身を除く): 367309

約数列:

[1, 3, 9, 27, 79, 81, 109, 237, 327, 711, 981, 2133, 2943, 6399, 8611, 8829, 25833, 77499, 232497, 697491]

約数ペア:

[(1, 697491), (3, 232497), (9, 77499), (27, 25833), (79, 8829), (81, 8611), (109, 6399), (237, 2943), (327, 2133), (711, 981)]