661716

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{557}}^1$

素因数の和:581

約数の個数: 48

約数和(自身を含む): 1874880

約数和(自身を除く): 1213164

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 99, 108, 132, 198, 297, 396, 557, 594, 1114, 1188, 1671, 2228, 3342, 5013, 6127, 6684, 10026, 12254, 15039, 18381, 20052, 24508, 30078, 36762, 55143, 60156, 73524, 110286, 165429, 220572, 330858, 661716]

約数ペア:

[(1, 661716), (2, 330858), (3, 220572), (4, 165429), (6, 110286), (9, 73524), (11, 60156), (12, 55143), (18, 36762), (22, 30078), (27, 24508), (33, 20052), (36, 18381), (44, 15039), (54, 12254), (66, 10026), (99, 6684), (108, 6127), (132, 5013), (198, 3342), (297, 2228), (396, 1671), (557, 1188), (594, 1114)]