1390499475

素因数分解:

$3^1\times 5^2\times {\mathrm{443}}^1\times {\mathrm{41851}}^1$

素因数の和:42307

約数の個数: 24

約数和(自身を含む): 2304203712

約数和(自身を除く): 913704237

約数列:

[1, 3, 5, 15, 25, 75, 443, 1329, 2215, 6645, 11075, 33225, 41851, 125553, 209255, 627765, 1046275, 3138825, 18539993, 55619979, 92699965, 278099895, 463499825, 1390499475]

約数ペア:

[(1, 1390499475), (3, 463499825), (5, 278099895), (15, 92699965), (25, 55619979), (75, 18539993), (443, 3138825), (1329, 1046275), (2215, 627765), (6645, 209255), (11075, 125553), (33225, 41851)]