61981845

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{3851}}^1$

素因数の和:3925

約数の個数: 32

約数和(自身を含む): 105390720

約数和(自身を除く): 43408875

約数列:

[1, 3, 5, 15, 29, 37, 87, 111, 145, 185, 435, 555, 1073, 3219, 3851, 5365, 11553, 16095, 19255, 57765, 111679, 142487, 335037, 427461, 558395, 712435, 1675185, 2137305, 4132123, 12396369, 20660615, 61981845]

約数ペア:

[(1, 61981845), (3, 20660615), (5, 12396369), (15, 4132123), (29, 2137305), (37, 1675185), (87, 712435), (111, 558395), (145, 427461), (185, 335037), (435, 142487), (555, 111679), (1073, 57765), (3219, 19255), (3851, 16095), (5365, 11553)]