6989288540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1581287}}^1$

素因数の和:1581326

約数の個数: 48

約数和(自身を含む): 16736352192

約数和(自身を除く): 9747063652

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 1581287, 3162574, 6325148, 7906435, 15812870, 20556731, 26881879, 31625740, 41113462, 53763758, 82226924, 102783655, 107527516, 134409395, 205567310, 268818790, 349464427, 411134620, 537637580, 698928854, 1397857708, 1747322135, 3494644270, 6989288540]

約数ペア:

[(1, 6989288540), (2, 3494644270), (4, 1747322135), (5, 1397857708), (10, 698928854), (13, 537637580), (17, 411134620), (20, 349464427), (26, 268818790), (34, 205567310), (52, 134409395), (65, 107527516), (68, 102783655), (85, 82226924), (130, 53763758), (170, 41113462), (221, 31625740), (260, 26881879), (340, 20556731), (442, 15812870), (884, 7906435), (1105, 6325148), (2210, 3162574), (4420, 1581287)]