2159493

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:313

約数の個数: 32

約数和(自身を含む): 3649536

約数和(自身を除く): 1490043

約数列:

[1, 3, 7, 17, 21, 23, 51, 69, 119, 161, 263, 357, 391, 483, 789, 1173, 1841, 2737, 4471, 5523, 6049, 8211, 13413, 18147, 31297, 42343, 93891, 102833, 127029, 308499, 719831, 2159493]

約数ペア:

[(1, 2159493), (3, 719831), (7, 308499), (17, 127029), (21, 102833), (23, 93891), (51, 42343), (69, 31297), (119, 18147), (161, 13413), (263, 8211), (357, 6049), (391, 5523), (483, 4471), (789, 2737), (1173, 1841)]