219171807

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{15803}}^1$

素因数の和:15899

約数の個数: 24

約数和(自身を含む): 335297664

約数和(自身を除く): 116125857

約数列:

[1, 3, 9, 23, 67, 69, 201, 207, 603, 1541, 4623, 13869, 15803, 47409, 142227, 363469, 1058801, 1090407, 3176403, 3271221, 9529209, 24352423, 73057269, 219171807]

約数ペア:

[(1, 219171807), (3, 73057269), (9, 24352423), (23, 9529209), (67, 3271221), (69, 3176403), (201, 1090407), (207, 1058801), (603, 363469), (1541, 142227), (4623, 47409), (13869, 15803)]