158704

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1$

素因数の和:137

約数の個数: 40

約数和(自身を含む): 381920

約数和(自身を除く): 223216

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 109, 112, 182, 208, 218, 364, 436, 728, 763, 872, 1417, 1456, 1526, 1744, 2834, 3052, 5668, 6104, 9919, 11336, 12208, 19838, 22672, 39676, 79352, 158704]

約数ペア:

[(1, 158704), (2, 79352), (4, 39676), (7, 22672), (8, 19838), (13, 12208), (14, 11336), (16, 9919), (26, 6104), (28, 5668), (52, 3052), (56, 2834), (91, 1744), (104, 1526), (109, 1456), (112, 1417), (182, 872), (208, 763), (218, 728), (364, 436)]