128731422

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{26261}}^1$

素因数の和:26328

約数の個数: 32

約数和(自身を含む): 277326720

約数和(自身を除く): 148595298

約数列:

[1, 2, 3, 6, 19, 38, 43, 57, 86, 114, 129, 258, 817, 1634, 2451, 4902, 26261, 52522, 78783, 157566, 498959, 997918, 1129223, 1496877, 2258446, 2993754, 3387669, 6775338, 21455237, 42910474, 64365711, 128731422]

約数ペア:

[(1, 128731422), (2, 64365711), (3, 42910474), (6, 21455237), (19, 6775338), (38, 3387669), (43, 2993754), (57, 2258446), (86, 1496877), (114, 1129223), (129, 997918), (258, 498959), (817, 157566), (1634, 78783), (2451, 52522), (4902, 26261)]