247648

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:190

約数の個数: 24

約数和(自身を含む): 498960

約数和(自身を除く): 251312

約数列:

[1, 2, 4, 8, 16, 32, 71, 109, 142, 218, 284, 436, 568, 872, 1136, 1744, 2272, 3488, 7739, 15478, 30956, 61912, 123824, 247648]

約数ペア:

[(1, 247648), (2, 123824), (4, 61912), (8, 30956), (16, 15478), (32, 7739), (71, 3488), (109, 2272), (142, 1744), (218, 1136), (284, 872), (436, 568)]