30788145

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 56339712

約数和(自身を除く): 25551567

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 151, 197, 207, 345, 453, 591, 755, 985, 1035, 1359, 1773, 2265, 2955, 3473, 4531, 6795, 8865, 10419, 13593, 17365, 22655, 29747, 31257, 40779, 52095, 67965, 89241, 148735, 156285, 203895, 267723, 446205, 684181, 1338615, 2052543, 3420905, 6157629, 10262715, 30788145]

約数ペア:

[(1, 30788145), (3, 10262715), (5, 6157629), (9, 3420905), (15, 2052543), (23, 1338615), (45, 684181), (69, 446205), (115, 267723), (151, 203895), (197, 156285), (207, 148735), (345, 89241), (453, 67965), (591, 52095), (755, 40779), (985, 31257), (1035, 29747), (1359, 22655), (1773, 17365), (2265, 13593), (2955, 10419), (3473, 8865), (4531, 6795)]