5418855

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 10352160

約数和(自身を除く): 4933305

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 59, 65, 117, 157, 177, 195, 295, 471, 531, 585, 767, 785, 885, 1413, 2041, 2301, 2355, 2655, 3835, 6123, 6903, 7065, 9263, 10205, 11505, 18369, 27789, 30615, 34515, 46315, 83367, 91845, 120419, 138945, 361257, 416835, 602095, 1083771, 1806285, 5418855]

約数ペア:

[(1, 5418855), (3, 1806285), (5, 1083771), (9, 602095), (13, 416835), (15, 361257), (39, 138945), (45, 120419), (59, 91845), (65, 83367), (117, 46315), (157, 34515), (177, 30615), (195, 27789), (295, 18369), (471, 11505), (531, 10205), (585, 9263), (767, 7065), (785, 6903), (885, 6123), (1413, 3835), (2041, 2655), (2301, 2355)]