156777705

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{733}}^1$

素因数の和:855

約数の個数: 72

約数和(自身を含む): 319809672

約数和(自身を除く): 163031967

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 97, 105, 147, 245, 291, 315, 441, 485, 679, 733, 735, 873, 1455, 2037, 2199, 2205, 3395, 3665, 4365, 4753, 5131, 6111, 6597, 10185, 10995, 14259, 15393, 23765, 25655, 30555, 32985, 35917, 42777, 46179, 71101, 71295, 76965, 107751, 179585, 213303, 213885, 230895, 323253, 355505, 497707, 538755, 639909, 1066515, 1493121, 1616265, 2488535, 3199545, 3483949, 4479363, 7465605, 10451847, 17419745, 22396815, 31355541, 52259235, 156777705]

約数ペア:

[(1, 156777705), (3, 52259235), (5, 31355541), (7, 22396815), (9, 17419745), (15, 10451847), (21, 7465605), (35, 4479363), (45, 3483949), (49, 3199545), (63, 2488535), (97, 1616265), (105, 1493121), (147, 1066515), (245, 639909), (291, 538755), (315, 497707), (441, 355505), (485, 323253), (679, 230895), (733, 213885), (735, 213303), (873, 179585), (1455, 107751), (2037, 76965), (2199, 71295), (2205, 71101), (3395, 46179), (3665, 42777), (4365, 35917), (4753, 32985), (5131, 30555), (6111, 25655), (6597, 23765), (10185, 15393), (10995, 14259)]