7984971

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:535

約数の個数: 24

約数和(自身を含む): 12080640

約数和(自身を除く): 4095669

約数列:

[1, 3, 9, 43, 47, 129, 141, 387, 423, 439, 1317, 2021, 3951, 6063, 18189, 18877, 20633, 56631, 61899, 169893, 185697, 887219, 2661657, 7984971]

約数ペア:

[(1, 7984971), (3, 2661657), (9, 887219), (43, 185697), (47, 169893), (129, 61899), (141, 56631), (387, 20633), (423, 18877), (439, 18189), (1317, 6063), (2021, 3951)]