39170391

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{181}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 58705920

約数和(自身を除く): 19535529

約数列:

[1, 3, 13, 31, 39, 93, 179, 181, 403, 537, 543, 1209, 2327, 2353, 5549, 5611, 6981, 7059, 16647, 16833, 32399, 72137, 72943, 97197, 216411, 218829, 421187, 1004369, 1263561, 3013107, 13056797, 39170391]

約数ペア:

[(1, 39170391), (3, 13056797), (13, 3013107), (31, 1263561), (39, 1004369), (93, 421187), (179, 218829), (181, 216411), (403, 97197), (537, 72943), (543, 72137), (1209, 32399), (2327, 16833), (2353, 16647), (5549, 7059), (5611, 6981)]