64990935

素因数分解:

$3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{9199}}^1$

素因数の和:9367

約数の個数: 24

約数和(自身を含む): 113380800

約数和(自身を除く): 48389865

約数列:

[1, 3, 5, 9, 15, 45, 157, 471, 785, 1413, 2355, 7065, 9199, 27597, 45995, 82791, 137985, 413955, 1444243, 4332729, 7221215, 12998187, 21663645, 64990935]

約数ペア:

[(1, 64990935), (3, 21663645), (5, 12998187), (9, 7221215), (15, 4332729), (45, 1444243), (157, 413955), (471, 137985), (785, 82791), (1413, 45995), (2355, 27597), (7065, 9199)]