289783039

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{769}}^1$

素因数の和:931

約数の個数: 32

約数和(自身を含む): 369452160

約数和(自身を除く): 79669121

約数列:

[1, 7, 13, 41, 91, 101, 287, 533, 707, 769, 1313, 3731, 4141, 5383, 9191, 9997, 28987, 31529, 53833, 69979, 77669, 220703, 376831, 409877, 543683, 1009697, 2869139, 3184429, 7067879, 22291003, 41397577, 289783039]

約数ペア:

[(1, 289783039), (7, 41397577), (13, 22291003), (41, 7067879), (91, 3184429), (101, 2869139), (287, 1009697), (533, 543683), (707, 409877), (769, 376831), (1313, 220703), (3731, 77669), (4141, 69979), (5383, 53833), (9191, 31529), (9997, 28987)]