213343208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{9199}}^1$

素因数の和:9441

約数の個数: 32

約数和(自身を含む): 432768000

約数和(自身を除く): 219424792

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 223, 446, 892, 1784, 2899, 5798, 9199, 11596, 18398, 23192, 36796, 73592, 119587, 239174, 478348, 956696, 2051377, 4102754, 8205508, 16411016, 26667901, 53335802, 106671604, 213343208]

約数ペア:

[(1, 213343208), (2, 106671604), (4, 53335802), (8, 26667901), (13, 16411016), (26, 8205508), (52, 4102754), (104, 2051377), (223, 956696), (446, 478348), (892, 239174), (1784, 119587), (2899, 73592), (5798, 36796), (9199, 23192), (11596, 18398)]