81868808

素因数分解:

$2^3\times 7^2\times {\mathrm{457}}^2$

素因数の和:934

約数の個数: 36

約数和(自身を含む): 178957485

約数和(自身を除く): 97088677

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 457, 914, 1828, 3199, 3656, 6398, 12796, 22393, 25592, 44786, 89572, 179144, 208849, 417698, 835396, 1461943, 1670792, 2923886, 5847772, 10233601, 11695544, 20467202, 40934404, 81868808]

約数ペア:

[(1, 81868808), (2, 40934404), (4, 20467202), (7, 11695544), (8, 10233601), (14, 5847772), (28, 2923886), (49, 1670792), (56, 1461943), (98, 835396), (196, 417698), (392, 208849), (457, 179144), (914, 89572), (1828, 44786), (3199, 25592), (3656, 22393), (6398, 12796)]