156917655

素因数分解:

$3^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2377}}^1$

素因数の和:2557

約数の個数: 40

約数和(自身を含む): 283134192

約数和(自身を除く): 126216537

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 163, 405, 489, 815, 1467, 2377, 2445, 4401, 7131, 7335, 11885, 13203, 21393, 22005, 35655, 64179, 66015, 106965, 192537, 320895, 387451, 962685, 1162353, 1937255, 3487059, 5811765, 10461177, 17435295, 31383531, 52305885, 156917655]

約数ペア:

[(1, 156917655), (3, 52305885), (5, 31383531), (9, 17435295), (15, 10461177), (27, 5811765), (45, 3487059), (81, 1937255), (135, 1162353), (163, 962685), (405, 387451), (489, 320895), (815, 192537), (1467, 106965), (2377, 66015), (2445, 64179), (4401, 35655), (7131, 22005), (7335, 21393), (11885, 13203)]