123453915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{223}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 227598336

約数和(自身を除く): 104144421

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 167, 195, 221, 223, 255, 501, 663, 669, 835, 1105, 1115, 2171, 2505, 2839, 2899, 3315, 3345, 3791, 6513, 8517, 8697, 10855, 11373, 14195, 14495, 18955, 32565, 36907, 37241, 42585, 43485, 49283, 56865, 110721, 111723, 147849, 184535, 186205, 246415, 484133, 553605, 558615, 633097, 739245, 1452399, 1899291, 2420665, 3165485, 7261995, 8230261, 9496455, 24690783, 41151305, 123453915]

約数ペア:

[(1, 123453915), (3, 41151305), (5, 24690783), (13, 9496455), (15, 8230261), (17, 7261995), (39, 3165485), (51, 2420665), (65, 1899291), (85, 1452399), (167, 739245), (195, 633097), (221, 558615), (223, 553605), (255, 484133), (501, 246415), (663, 186205), (669, 184535), (835, 147849), (1105, 111723), (1115, 110721), (2171, 56865), (2505, 49283), (2839, 43485), (2899, 42585), (3315, 37241), (3345, 36907), (3791, 32565), (6513, 18955), (8517, 14495), (8697, 14195), (10855, 11373)]