71428572

素因数分解:

$2^2\times 3^2\times {\mathrm{109}}^2\times {\mathrm{167}}^1$

素因数の和:395

約数の個数: 54

約数和(自身を含む): 183318408

約数和(自身を除く): 111889836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 109, 167, 218, 327, 334, 436, 501, 654, 668, 981, 1002, 1308, 1503, 1962, 2004, 3006, 3924, 6012, 11881, 18203, 23762, 35643, 36406, 47524, 54609, 71286, 72812, 106929, 109218, 142572, 163827, 213858, 218436, 327654, 427716, 655308, 1984127, 3968254, 5952381, 7936508, 11904762, 17857143, 23809524, 35714286, 71428572]

約数ペア:

[(1, 71428572), (2, 35714286), (3, 23809524), (4, 17857143), (6, 11904762), (9, 7936508), (12, 5952381), (18, 3968254), (36, 1984127), (109, 655308), (167, 427716), (218, 327654), (327, 218436), (334, 213858), (436, 163827), (501, 142572), (654, 109218), (668, 106929), (981, 72812), (1002, 71286), (1308, 54609), (1503, 47524), (1962, 36406), (2004, 35643), (3006, 23762), (3924, 18203), (6012, 11881)]