749759997

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{28631}}^1$

素因数の和:28713

約数の個数: 32

約数和(自身を含む): 1209415680

約数和(自身を除く): 459655683

約数列:

[1, 3, 7, 21, 29, 43, 87, 129, 203, 301, 609, 903, 1247, 3741, 8729, 26187, 28631, 85893, 200417, 601251, 830299, 1231133, 2490897, 3693399, 5812093, 8617931, 17436279, 25853793, 35702857, 107108571, 249919999, 749759997]

約数ペア:

[(1, 749759997), (3, 249919999), (7, 107108571), (21, 35702857), (29, 25853793), (43, 17436279), (87, 8617931), (129, 5812093), (203, 3693399), (301, 2490897), (609, 1231133), (903, 830299), (1247, 601251), (3741, 200417), (8729, 85893), (26187, 28631)]