2013910245

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{21863}}^1$

素因数の和:21986

約数の個数: 48

約数和(自身を含む): 3683646720

約数和(自身を除く): 1669736475

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 89, 115, 207, 267, 345, 445, 801, 1035, 1335, 2047, 4005, 6141, 10235, 18423, 21863, 30705, 65589, 92115, 109315, 196767, 327945, 502849, 983835, 1508547, 1945807, 2514245, 4525641, 5837421, 7542735, 9729035, 17512263, 22628205, 29187105, 44753561, 87561315, 134260683, 223767805, 402782049, 671303415, 2013910245]

約数ペア:

[(1, 2013910245), (3, 671303415), (5, 402782049), (9, 223767805), (15, 134260683), (23, 87561315), (45, 44753561), (69, 29187105), (89, 22628205), (115, 17512263), (207, 9729035), (267, 7542735), (345, 5837421), (445, 4525641), (801, 2514245), (1035, 1945807), (1335, 1508547), (2047, 983835), (4005, 502849), (6141, 327945), (10235, 196767), (18423, 109315), (21863, 92115), (30705, 65589)]