1320983205

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1571}}^1\times {\mathrm{1933}}^1$

素因数の和:3541

約数の個数: 32

約数和(自身を含む): 2188978560

約数和(自身を除く): 867995355

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 1571, 1933, 4713, 5799, 7855, 9665, 23565, 28995, 45559, 56057, 136677, 168171, 227795, 280285, 683385, 840855, 3036743, 9110229, 15183715, 45551145, 88065547, 264196641, 440327735, 1320983205]

約数ペア:

[(1, 1320983205), (3, 440327735), (5, 264196641), (15, 88065547), (29, 45551145), (87, 15183715), (145, 9110229), (435, 3036743), (1571, 840855), (1933, 683385), (4713, 280285), (5799, 227795), (7855, 168171), (9665, 136677), (23565, 56057), (28995, 45559)]