917191017

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{20939}}^1$

素因数の和:21133

約数の個数: 24

約数和(自身を含む): 1376344320

約数和(自身を除く): 459153303

約数列:

[1, 3, 9, 31, 93, 157, 279, 471, 1413, 4867, 14601, 20939, 43803, 62817, 188451, 649109, 1947327, 3287423, 5841981, 9862269, 29586807, 101910113, 305730339, 917191017]

約数ペア:

[(1, 917191017), (3, 305730339), (9, 101910113), (31, 29586807), (93, 9862269), (157, 5841981), (279, 3287423), (471, 1947327), (1413, 649109), (4867, 188451), (14601, 62817), (20939, 43803)]