8647215

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:283

約数の個数: 32

約数和(自身を含む): 14385600

約数和(自身を除く): 5738385

約数列:

[1, 3, 5, 15, 53, 73, 149, 159, 219, 265, 365, 447, 745, 795, 1095, 2235, 3869, 7897, 10877, 11607, 19345, 23691, 32631, 39485, 54385, 58035, 118455, 163155, 576481, 1729443, 2882405, 8647215]

約数ペア:

[(1, 8647215), (3, 2882405), (5, 1729443), (15, 576481), (53, 163155), (73, 118455), (149, 58035), (159, 54385), (219, 39485), (265, 32631), (365, 23691), (447, 19345), (745, 11607), (795, 10877), (1095, 7897), (2235, 3869)]