1821069184657

素因数分解:

${\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{631}}^1\times {\mathrm{823}}^1$

素因数の和:1646

約数の個数: 48

約数和(自身を含む): 1954723518720

約数和(自身を除く): 133654334063

約数列:

[1, 31, 41, 89, 631, 823, 961, 1271, 2759, 3649, 19561, 25513, 25871, 33743, 39401, 56159, 73247, 85529, 113119, 519313, 606391, 790903, 802001, 1046033, 1740929, 2270657, 2302519, 3003127, 3506689, 16098703, 21291833, 24862031, 32427023, 46218857, 53968799, 70390367, 71378089, 93096937, 499059793, 660046823, 1432784567, 1894973137, 2212720759, 2886005047, 20461451513, 44416321577, 58744167247, 1821069184657]

約数ペア:

[(1, 1821069184657), (31, 58744167247), (41, 44416321577), (89, 20461451513), (631, 2886005047), (823, 2212720759), (961, 1894973137), (1271, 1432784567), (2759, 660046823), (3649, 499059793), (19561, 93096937), (25513, 71378089), (25871, 70390367), (33743, 53968799), (39401, 46218857), (56159, 32427023), (73247, 24862031), (85529, 21291833), (113119, 16098703), (519313, 3506689), (606391, 3003127), (790903, 2302519), (802001, 2270657), (1046033, 1740929)]