223640456

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{9643}}^1$

素因数の和:9885

約数の個数: 32

約数和(自身を含む): 453653760

約数和(自身を除く): 230013304

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 223, 446, 892, 1784, 2899, 5798, 9643, 11596, 19286, 23192, 38572, 77144, 125359, 250718, 501436, 1002872, 2150389, 4300778, 8601556, 17203112, 27955057, 55910114, 111820228, 223640456]

約数ペア:

[(1, 223640456), (2, 111820228), (4, 55910114), (8, 27955057), (13, 17203112), (26, 8601556), (52, 4300778), (104, 2150389), (223, 1002872), (446, 501436), (892, 250718), (1784, 125359), (2899, 77144), (5798, 38572), (9643, 23192), (11596, 19286)]