161760236

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{12721}}^1$

素因数の和:12770

約数の個数: 36

約数和(自身を含む): 328074936

約数和(自身を除く): 166314700

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 289, 374, 578, 748, 1156, 3179, 6358, 12716, 12721, 25442, 50884, 139931, 216257, 279862, 432514, 559724, 865028, 2378827, 3676369, 4757654, 7352738, 9515308, 14705476, 40440059, 80880118, 161760236]

約数ペア:

[(1, 161760236), (2, 80880118), (4, 40440059), (11, 14705476), (17, 9515308), (22, 7352738), (34, 4757654), (44, 3676369), (68, 2378827), (187, 865028), (289, 559724), (374, 432514), (578, 279862), (748, 216257), (1156, 139931), (3179, 50884), (6358, 25442), (12716, 12721)]