138736

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:73

約数の個数: 40

約数和(自身を含む): 312480

約数和(自身を除く): 173744

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 29, 46, 52, 58, 92, 104, 116, 184, 208, 232, 299, 368, 377, 464, 598, 667, 754, 1196, 1334, 1508, 2392, 2668, 3016, 4784, 5336, 6032, 8671, 10672, 17342, 34684, 69368, 138736]

約数ペア:

[(1, 138736), (2, 69368), (4, 34684), (8, 17342), (13, 10672), (16, 8671), (23, 6032), (26, 5336), (29, 4784), (46, 3016), (52, 2668), (58, 2392), (92, 1508), (104, 1334), (116, 1196), (184, 754), (208, 667), (232, 598), (299, 464), (368, 377)]