219399796

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{757}}^1\times {\mathrm{941}}^1$

素因数の和:1720

約数の個数: 48

約数和(自身を含む): 479832192

約数和(自身を除く): 260432396

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 757, 941, 1514, 1882, 3028, 3764, 5299, 6587, 8327, 10351, 10598, 13174, 16654, 20702, 21196, 26348, 33308, 41404, 58289, 72457, 116578, 144914, 233156, 289828, 712337, 1424674, 2849348, 4986359, 7835707, 9972718, 15671414, 19945436, 31342828, 54849949, 109699898, 219399796]

約数ペア:

[(1, 219399796), (2, 109699898), (4, 54849949), (7, 31342828), (11, 19945436), (14, 15671414), (22, 9972718), (28, 7835707), (44, 4986359), (77, 2849348), (154, 1424674), (308, 712337), (757, 289828), (941, 233156), (1514, 144914), (1882, 116578), (3028, 72457), (3764, 58289), (5299, 41404), (6587, 33308), (8327, 26348), (10351, 21196), (10598, 20702), (13174, 16654)]