329584515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{2557}}^1$

素因数の和:3239

約数の個数: 32

約数和(自身を含む): 568981056

約数和(自身を除く): 239396541

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 661, 1983, 2557, 3305, 7671, 8593, 9915, 12785, 25779, 33241, 38355, 42965, 99723, 128895, 166205, 498615, 1690177, 5070531, 8450885, 21972301, 25352655, 65916903, 109861505, 329584515]

約数ペア:

[(1, 329584515), (3, 109861505), (5, 65916903), (13, 25352655), (15, 21972301), (39, 8450885), (65, 5070531), (195, 1690177), (661, 498615), (1983, 166205), (2557, 128895), (3305, 99723), (7671, 42965), (8593, 38355), (9915, 33241), (12785, 25779)]