61843905

素因数分解:

$3^4\times 5^1\times {\mathrm{311}}^1\times {\mathrm{491}}^1$

素因数の和:819

約数の個数: 40

約数和(自身を含む): 111443904

約数和(自身を除く): 49599999

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 311, 405, 491, 933, 1473, 1555, 2455, 2799, 4419, 4665, 7365, 8397, 13257, 13995, 22095, 25191, 39771, 41985, 66285, 125955, 152701, 198855, 458103, 763505, 1374309, 2290515, 4122927, 6871545, 12368781, 20614635, 61843905]

約数ペア:

[(1, 61843905), (3, 20614635), (5, 12368781), (9, 6871545), (15, 4122927), (27, 2290515), (45, 1374309), (81, 763505), (135, 458103), (311, 198855), (405, 152701), (491, 125955), (933, 66285), (1473, 41985), (1555, 39771), (2455, 25191), (2799, 22095), (4419, 13995), (4665, 13257), (7365, 8397)]