291225285

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{8161}}^1$

素因数の和:8246

約数の個数: 48

約数和(自身を含む): 552600048

約数和(自身を除く): 261374763

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 61, 65, 117, 183, 195, 305, 549, 585, 793, 915, 2379, 2745, 3965, 7137, 8161, 11895, 24483, 35685, 40805, 73449, 106093, 122415, 318279, 367245, 497821, 530465, 954837, 1493463, 1591395, 2489105, 4480389, 4774185, 6471673, 7467315, 19415019, 22401945, 32358365, 58245057, 97075095, 291225285]

約数ペア:

[(1, 291225285), (3, 97075095), (5, 58245057), (9, 32358365), (13, 22401945), (15, 19415019), (39, 7467315), (45, 6471673), (61, 4774185), (65, 4480389), (117, 2489105), (183, 1591395), (195, 1493463), (305, 954837), (549, 530465), (585, 497821), (793, 367245), (915, 318279), (2379, 122415), (2745, 106093), (3965, 73449), (7137, 40805), (8161, 35685), (11895, 24483)]