72217395

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{55339}}^1$

素因数の和:55379

約数の個数: 24

約数和(自身を含む): 129495600

約数和(自身を除く): 57278205

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 55339, 166017, 276695, 498051, 830085, 1604831, 2490255, 4814493, 8024155, 14443479, 24072465, 72217395]

約数ペア:

[(1, 72217395), (3, 24072465), (5, 14443479), (9, 8024155), (15, 4814493), (29, 2490255), (45, 1604831), (87, 830085), (145, 498051), (261, 276695), (435, 166017), (1305, 55339)]