91621817

素因数分解:

$7^3\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:262

約数の個数: 32

約数和(自身を含む): 113088000

約数和(自身を除く): 21466183

約数列:

[1, 7, 29, 49, 61, 151, 203, 343, 427, 1057, 1421, 1769, 2989, 4379, 7399, 9211, 9947, 12383, 20923, 30653, 51793, 64477, 86681, 214571, 267119, 451339, 606767, 1501997, 1869833, 3159373, 13088831, 91621817]

約数ペア:

[(1, 91621817), (7, 13088831), (29, 3159373), (49, 1869833), (61, 1501997), (151, 606767), (203, 451339), (343, 267119), (427, 214571), (1057, 86681), (1421, 64477), (1769, 51793), (2989, 30653), (4379, 20923), (7399, 12383), (9211, 9947)]