3881355

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:547

約数の個数: 32

約数和(自身を含む): 6801408

約数和(自身を除く): 2920053

約数列:

[1, 3, 5, 15, 17, 31, 51, 85, 93, 155, 255, 465, 491, 527, 1473, 1581, 2455, 2635, 7365, 7905, 8347, 15221, 25041, 41735, 45663, 76105, 125205, 228315, 258757, 776271, 1293785, 3881355]

約数ペア:

[(1, 3881355), (3, 1293785), (5, 776271), (15, 258757), (17, 228315), (31, 125205), (51, 76105), (85, 45663), (93, 41735), (155, 25041), (255, 15221), (465, 8347), (491, 7905), (527, 7365), (1473, 2635), (1581, 2455)]