39189555

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^2\times {\mathrm{157}}^1$

素因数の和:257

約数の個数: 48

約数和(自身を含む): 71782560

約数和(自身を除く): 32593005

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 157, 215, 387, 471, 645, 785, 1161, 1413, 1849, 1935, 2355, 4239, 5547, 5805, 6751, 7065, 9245, 16641, 20253, 21195, 27735, 33755, 49923, 60759, 83205, 101265, 182277, 249615, 290293, 303795, 870879, 911385, 1451465, 2612637, 4354395, 7837911, 13063185, 39189555]

約数ペア:

[(1, 39189555), (3, 13063185), (5, 7837911), (9, 4354395), (15, 2612637), (27, 1451465), (43, 911385), (45, 870879), (129, 303795), (135, 290293), (157, 249615), (215, 182277), (387, 101265), (471, 83205), (645, 60759), (785, 49923), (1161, 33755), (1413, 27735), (1849, 21195), (1935, 20253), (2355, 16641), (4239, 9245), (5547, 7065), (5805, 6751)]