289349721

素因数分解:

$3^2\times {\mathrm{107}}^1\times {\mathrm{113}}^1\times {\mathrm{2659}}^1$

素因数の和:2885

約数の個数: 24

約数和(自身を含む): 425748960

約数和(自身を除く): 136399239

約数列:

[1, 3, 9, 107, 113, 321, 339, 963, 1017, 2659, 7977, 12091, 23931, 36273, 108819, 284513, 300467, 853539, 901401, 2560617, 2704203, 32149969, 96449907, 289349721]

約数ペア:

[(1, 289349721), (3, 96449907), (9, 32149969), (107, 2704203), (113, 2560617), (321, 901401), (339, 853539), (963, 300467), (1017, 284513), (2659, 108819), (7977, 36273), (12091, 23931)]