15661107

素因数分解:

$3^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1$

素因数の和:73

約数の個数: 72

約数和(自身を含む): 30231552

約数和(自身を除く): 14570445

約数列:

[1, 3, 7, 9, 11, 21, 27, 31, 33, 63, 77, 81, 93, 99, 189, 217, 231, 243, 279, 297, 341, 567, 651, 693, 729, 837, 891, 1023, 1701, 1953, 2079, 2187, 2387, 2511, 2673, 3069, 5103, 5859, 6237, 6561, 7161, 7533, 8019, 9207, 15309, 17577, 18711, 21483, 22599, 24057, 27621, 45927, 52731, 56133, 64449, 67797, 72171, 82863, 158193, 168399, 193347, 203391, 248589, 474579, 505197, 580041, 745767, 1423737, 1740123, 2237301, 5220369, 15661107]

約数ペア:

[(1, 15661107), (3, 5220369), (7, 2237301), (9, 1740123), (11, 1423737), (21, 745767), (27, 580041), (31, 505197), (33, 474579), (63, 248589), (77, 203391), (81, 193347), (93, 168399), (99, 158193), (189, 82863), (217, 72171), (231, 67797), (243, 64449), (279, 56133), (297, 52731), (341, 45927), (567, 27621), (651, 24057), (693, 22599), (729, 21483), (837, 18711), (891, 17577), (1023, 15309), (1701, 9207), (1953, 8019), (2079, 7533), (2187, 7161), (2387, 6561), (2511, 6237), (2673, 5859), (3069, 5103)]