3129915

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:219

約数の個数: 32

約数和(自身を含む): 5308416

約数和(自身を除く): 2178501

約数列:

[1, 3, 5, 15, 31, 53, 93, 127, 155, 159, 265, 381, 465, 635, 795, 1643, 1905, 3937, 4929, 6731, 8215, 11811, 19685, 20193, 24645, 33655, 59055, 100965, 208661, 625983, 1043305, 3129915]

約数ペア:

[(1, 3129915), (3, 1043305), (5, 625983), (15, 208661), (31, 100965), (53, 59055), (93, 33655), (127, 24645), (155, 20193), (159, 19685), (265, 11811), (381, 8215), (465, 6731), (635, 4929), (795, 3937), (1643, 1905)]