42974775

素因数分解:

$3^2\times 5^2\times {\mathrm{389}}^1\times {\mathrm{491}}^1$

素因数の和:896

約数の個数: 36

約数和(自身を含む): 77327640

約数和(自身を除く): 34352865

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 389, 491, 1167, 1473, 1945, 2455, 3501, 4419, 5835, 7365, 9725, 12275, 17505, 22095, 29175, 36825, 87525, 110475, 190999, 572997, 954995, 1718991, 2864985, 4774975, 8594955, 14324925, 42974775]

約数ペア:

[(1, 42974775), (3, 14324925), (5, 8594955), (9, 4774975), (15, 2864985), (25, 1718991), (45, 954995), (75, 572997), (225, 190999), (389, 110475), (491, 87525), (1167, 36825), (1473, 29175), (1945, 22095), (2455, 17505), (3501, 12275), (4419, 9725), (5835, 7365)]