260550993

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{1559}}^1$

素因数の和:1721

約数の個数: 32

約数和(自身を含む): 384134400

約数和(自身を除く): 123583407

約数列:

[1, 3, 17, 29, 51, 87, 113, 339, 493, 1479, 1559, 1921, 3277, 4677, 5763, 9831, 26503, 45211, 55709, 79509, 135633, 167127, 176167, 528501, 768587, 2305761, 2994839, 5108843, 8984517, 15326529, 86850331, 260550993]

約数ペア:

[(1, 260550993), (3, 86850331), (17, 15326529), (29, 8984517), (51, 5108843), (87, 2994839), (113, 2305761), (339, 768587), (493, 528501), (1479, 176167), (1559, 167127), (1921, 135633), (3277, 79509), (4677, 55709), (5763, 45211), (9831, 26503)]