90947451

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 154091520

約数和(自身を除く): 63144069

約数列:

[1, 3, 7, 21, 23, 29, 43, 69, 87, 129, 151, 161, 203, 301, 453, 483, 609, 667, 903, 989, 1057, 1247, 2001, 2967, 3171, 3473, 3741, 4379, 4669, 6493, 6923, 8729, 10419, 13137, 14007, 19479, 20769, 24311, 26187, 28681, 30653, 45451, 72933, 86043, 91959, 100717, 136353, 149339, 188297, 200767, 302151, 448017, 564891, 602301, 705019, 1045373, 1318079, 2115057, 3136119, 3954237, 4330831, 12992493, 30315817, 90947451]

約数ペア:

[(1, 90947451), (3, 30315817), (7, 12992493), (21, 4330831), (23, 3954237), (29, 3136119), (43, 2115057), (69, 1318079), (87, 1045373), (129, 705019), (151, 602301), (161, 564891), (203, 448017), (301, 302151), (453, 200767), (483, 188297), (609, 149339), (667, 136353), (903, 100717), (989, 91959), (1057, 86043), (1247, 72933), (2001, 45451), (2967, 30653), (3171, 28681), (3473, 26187), (3741, 24311), (4379, 20769), (4669, 19479), (6493, 14007), (6923, 13137), (8729, 10419)]