720767998

素因数分解:

$2^1\times {\mathrm{151}}^1\times {\mathrm{421}}^1\times {\mathrm{5669}}^1$

素因数の和:6243

約数の個数: 16

約数和(自身を含む): 1091089440

約数和(自身を除く): 370321442

約数列:

[1, 2, 151, 302, 421, 842, 5669, 11338, 63571, 127142, 856019, 1712038, 2386649, 4773298, 360383999, 720767998]

約数ペア:

[(1, 720767998), (2, 360383999), (151, 4773298), (302, 2386649), (421, 1712038), (842, 856019), (5669, 127142), (11338, 63571)]