8355555

素因数分解:

$3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2$

素因数の和:79

約数の個数: 72

約数和(自身を含む): 16908528

約数和(自身を除く): 8552973

約数列:

[1, 3, 5, 9, 13, 15, 23, 27, 39, 45, 65, 69, 81, 115, 117, 135, 195, 207, 243, 299, 345, 351, 405, 529, 585, 621, 897, 1035, 1053, 1215, 1495, 1587, 1755, 1863, 2645, 2691, 3105, 3159, 4485, 4761, 5265, 5589, 6877, 7935, 8073, 9315, 13455, 14283, 15795, 20631, 23805, 24219, 27945, 34385, 40365, 42849, 61893, 71415, 72657, 103155, 121095, 128547, 185679, 214245, 309465, 363285, 557037, 642735, 928395, 1671111, 2785185, 8355555]

約数ペア:

[(1, 8355555), (3, 2785185), (5, 1671111), (9, 928395), (13, 642735), (15, 557037), (23, 363285), (27, 309465), (39, 214245), (45, 185679), (65, 128547), (69, 121095), (81, 103155), (115, 72657), (117, 71415), (135, 61893), (195, 42849), (207, 40365), (243, 34385), (299, 27945), (345, 24219), (351, 23805), (405, 20631), (529, 15795), (585, 14283), (621, 13455), (897, 9315), (1035, 8073), (1053, 7935), (1215, 6877), (1495, 5589), (1587, 5265), (1755, 4761), (1863, 4485), (2645, 3159), (2691, 3105)]