1639731665

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{21433}}^1$

素因数の和:21569

約数の個数: 32

約数和(自身を含む): 2333390976

約数和(自身を除く): 693659311

約数列:

[1, 5, 11, 13, 55, 65, 107, 143, 535, 715, 1177, 1391, 5885, 6955, 15301, 21433, 76505, 107165, 235763, 278629, 1178815, 1393145, 2293331, 3064919, 11466655, 15324595, 25226641, 29813303, 126133205, 149066515, 327946333, 1639731665]

約数ペア:

[(1, 1639731665), (5, 327946333), (11, 149066515), (13, 126133205), (55, 29813303), (65, 25226641), (107, 15324595), (143, 11466655), (535, 3064919), (715, 2293331), (1177, 1393145), (1391, 1178815), (5885, 278629), (6955, 235763), (15301, 107165), (21433, 76505)]