65577555

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1621}}^1$

素因数の和:1692

約数の個数: 48

約数和(自身を含む): 121455360

約数和(自身を除く): 55877805

約数列:

[1, 3, 5, 9, 15, 29, 31, 45, 87, 93, 145, 155, 261, 279, 435, 465, 899, 1305, 1395, 1621, 2697, 4495, 4863, 8091, 8105, 13485, 14589, 24315, 40455, 47009, 50251, 72945, 141027, 150753, 235045, 251255, 423081, 452259, 705135, 753765, 1457279, 2115405, 2261295, 4371837, 7286395, 13115511, 21859185, 65577555]

約数ペア:

[(1, 65577555), (3, 21859185), (5, 13115511), (9, 7286395), (15, 4371837), (29, 2261295), (31, 2115405), (45, 1457279), (87, 753765), (93, 705135), (145, 452259), (155, 423081), (261, 251255), (279, 235045), (435, 150753), (465, 141027), (899, 72945), (1305, 50251), (1395, 47009), (1621, 40455), (2697, 24315), (4495, 14589), (4863, 13485), (8091, 8105)]