290413215

素因数分解:

$3^3\times 5^1\times {\mathrm{521}}^1\times {\mathrm{4129}}^1$

素因数の和:4664

約数の個数: 32

約数和(自身を含む): 517406400

約数和(自身を除く): 226993185

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 521, 1563, 2605, 4129, 4689, 7815, 12387, 14067, 20645, 23445, 37161, 61935, 70335, 111483, 185805, 557415, 2151209, 6453627, 10756045, 19360881, 32268135, 58082643, 96804405, 290413215]

約数ペア:

[(1, 290413215), (3, 96804405), (5, 58082643), (9, 32268135), (15, 19360881), (27, 10756045), (45, 6453627), (135, 2151209), (521, 557415), (1563, 185805), (2605, 111483), (4129, 70335), (4689, 61935), (7815, 37161), (12387, 23445), (14067, 20645)]