71999018

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1$

素因数の和:531

約数の個数: 64

約数和(自身を含む): 143216640

約数和(自身を除く): 71217622

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 47, 91, 94, 133, 182, 247, 266, 329, 443, 494, 611, 658, 886, 893, 1222, 1729, 1786, 3101, 3458, 4277, 5759, 6202, 6251, 8417, 8554, 11518, 11609, 12502, 16834, 20821, 23218, 40313, 41642, 58919, 80626, 81263, 109421, 117838, 145747, 162526, 218842, 270673, 291494, 395599, 541346, 765947, 791198, 1531894, 1894711, 2769193, 3789422, 5142787, 5538386, 10285574, 35999509, 71999018]

約数ペア:

[(1, 71999018), (2, 35999509), (7, 10285574), (13, 5538386), (14, 5142787), (19, 3789422), (26, 2769193), (38, 1894711), (47, 1531894), (91, 791198), (94, 765947), (133, 541346), (182, 395599), (247, 291494), (266, 270673), (329, 218842), (443, 162526), (494, 145747), (611, 117838), (658, 109421), (886, 81263), (893, 80626), (1222, 58919), (1729, 41642), (1786, 40313), (3101, 23218), (3458, 20821), (4277, 16834), (5759, 12502), (6202, 11609), (6251, 11518), (8417, 8554)]