349587009

素因数分解:

$3^4\times {\mathrm{1531}}^1\times {\mathrm{2819}}^1$

素因数の和:4362

約数の個数: 20

約数和(自身を含む): 522749040

約数和(自身を除く): 173162031

約数列:

[1, 3, 9, 27, 81, 1531, 2819, 4593, 8457, 13779, 25371, 41337, 76113, 124011, 228339, 4315889, 12947667, 38843001, 116529003, 349587009]

約数ペア:

[(1, 349587009), (3, 116529003), (9, 38843001), (27, 12947667), (81, 4315889), (1531, 228339), (2819, 124011), (4593, 76113), (8457, 41337), (13779, 25371)]