668268

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{977}}^1$

素因数の和:1006

約数の個数: 36

約数和(自身を含む): 1779960

約数和(自身を除く): 1111692

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 977, 1954, 2931, 3908, 5862, 8793, 11724, 17586, 18563, 35172, 37126, 55689, 74252, 111378, 167067, 222756, 334134, 668268]

約数ペア:

[(1, 668268), (2, 334134), (3, 222756), (4, 167067), (6, 111378), (9, 74252), (12, 55689), (18, 37126), (19, 35172), (36, 18563), (38, 17586), (57, 11724), (76, 8793), (114, 5862), (171, 3908), (228, 2931), (342, 1954), (684, 977)]