61021971

素因数分解:

$3^3\times {\mathrm{491}}^1\times {\mathrm{4603}}^1$

素因数の和:5103

約数の個数: 16

約数和(自身を含む): 90606720

約数和(自身を除く): 29584749

約数列:

[1, 3, 9, 27, 491, 1473, 4419, 4603, 13257, 13809, 41427, 124281, 2260073, 6780219, 20340657, 61021971]

約数ペア:

[(1, 61021971), (3, 20340657), (9, 6780219), (27, 2260073), (491, 124281), (1473, 41427), (4419, 13809), (4603, 13257)]