15655215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{73}}^1$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 27844128

約数和(自身を除く): 12188913

約数列:

[1, 3, 5, 15, 17, 29, 51, 73, 85, 87, 145, 219, 255, 365, 435, 493, 841, 1095, 1241, 1479, 2117, 2465, 2523, 3723, 4205, 6205, 6351, 7395, 10585, 12615, 14297, 18615, 31755, 35989, 42891, 61393, 71485, 107967, 179945, 184179, 214455, 306965, 539835, 920895, 1043681, 3131043, 5218405, 15655215]

約数ペア:

[(1, 15655215), (3, 5218405), (5, 3131043), (15, 1043681), (17, 920895), (29, 539835), (51, 306965), (73, 214455), (85, 184179), (87, 179945), (145, 107967), (219, 71485), (255, 61393), (365, 42891), (435, 35989), (493, 31755), (841, 18615), (1095, 14297), (1241, 12615), (1479, 10585), (2117, 7395), (2465, 6351), (2523, 6205), (3723, 4205)]