280692015

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37957}}^1$

素因数の和:38011

約数の個数: 32

約数和(自身を含む): 491935680

約数和(自身を除く): 211243665

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 435, 493, 1479, 2465, 7395, 37957, 113871, 189785, 569355, 645269, 1100753, 1935807, 3226345, 3302259, 5503765, 9679035, 16511295, 18712801, 56138403, 93564005, 280692015]

約数ペア:

[(1, 280692015), (3, 93564005), (5, 56138403), (15, 18712801), (17, 16511295), (29, 9679035), (51, 5503765), (85, 3302259), (87, 3226345), (145, 1935807), (255, 1100753), (435, 645269), (493, 569355), (1479, 189785), (2465, 113871), (7395, 37957)]