72906885

素因数分解:

$3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5807}}^1$

素因数の和:5855

約数の個数: 40

約数和(自身を含む): 134931456

約数和(自身を除く): 62024571

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 155, 279, 405, 465, 837, 1395, 2511, 4185, 5807, 12555, 17421, 29035, 52263, 87105, 156789, 180017, 261315, 470367, 540051, 783945, 900085, 1620153, 2351835, 2700255, 4860459, 8100765, 14581377, 24302295, 72906885]

約数ペア:

[(1, 72906885), (3, 24302295), (5, 14581377), (9, 8100765), (15, 4860459), (27, 2700255), (31, 2351835), (45, 1620153), (81, 900085), (93, 783945), (135, 540051), (155, 470367), (279, 261315), (405, 180017), (465, 156789), (837, 87105), (1395, 52263), (2511, 29035), (4185, 17421), (5807, 12555)]