661368

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{1621}}^1$

素因数の和:1647

約数の個数: 32

約数和(自身を含む): 1751760

約数和(自身を除く): 1090392

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 1621, 3242, 4863, 6484, 9726, 12968, 19452, 27557, 38904, 55114, 82671, 110228, 165342, 220456, 330684, 661368]

約数ペア:

[(1, 661368), (2, 330684), (3, 220456), (4, 165342), (6, 110228), (8, 82671), (12, 55114), (17, 38904), (24, 27557), (34, 19452), (51, 12968), (68, 9726), (102, 6484), (136, 4863), (204, 3242), (408, 1621)]