80440257

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 115354624

約数和(自身を除く): 34914367

約数列:

[1, 3, 31, 37, 93, 97, 111, 241, 291, 723, 1147, 3007, 3441, 3589, 7471, 8917, 9021, 10767, 22413, 23377, 26751, 70131, 111259, 276427, 333777, 724687, 829281, 864949, 2174061, 2594847, 26813419, 80440257]

約数ペア:

[(1, 80440257), (3, 26813419), (31, 2594847), (37, 2174061), (93, 864949), (97, 829281), (111, 724687), (241, 333777), (291, 276427), (723, 111259), (1147, 70131), (3007, 26751), (3441, 23377), (3589, 22413), (7471, 10767), (8917, 9021)]