1721138072

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{75781}}^1$

素因数の和:75971

約数の個数: 32

約数和(自身を含む): 3437471520

約数和(自身を除く): 1716333448

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 167, 334, 668, 1336, 2839, 5678, 11356, 22712, 75781, 151562, 303124, 606248, 1288277, 2576554, 5153108, 10306216, 12655427, 25310854, 50621708, 101243416, 215142259, 430284518, 860569036, 1721138072]

約数ペア:

[(1, 1721138072), (2, 860569036), (4, 430284518), (8, 215142259), (17, 101243416), (34, 50621708), (68, 25310854), (136, 12655427), (167, 10306216), (334, 5153108), (668, 2576554), (1336, 1288277), (2839, 606248), (5678, 303124), (11356, 151562), (22712, 75781)]