664848142

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{647}}^1\times {\mathrm{2531}}^1$

素因数の和:3216

約数の個数: 32

約数和(自身を含む): 1181329920

約数和(自身を除く): 516481778

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 647, 1294, 2531, 4529, 5062, 9058, 17717, 18763, 35434, 37526, 73399, 131341, 146798, 262682, 513793, 1027586, 1637557, 3275114, 11462899, 22925798, 47489153, 94978306, 332424071, 664848142]

約数ペア:

[(1, 664848142), (2, 332424071), (7, 94978306), (14, 47489153), (29, 22925798), (58, 11462899), (203, 3275114), (406, 1637557), (647, 1027586), (1294, 513793), (2531, 262682), (4529, 146798), (5062, 131341), (9058, 73399), (17717, 37526), (18763, 35434)]