219774807

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{52067}}^1$

素因数の和:52147

約数の個数: 24

約数和(自身を含む): 368224896

約数和(自身を除く): 148450089

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 4221, 52067, 156201, 364469, 468603, 1093407, 3280221, 3488489, 10465467, 24419423, 31396401, 73258269, 219774807]

約数ペア:

[(1, 219774807), (3, 73258269), (7, 31396401), (9, 24419423), (21, 10465467), (63, 3488489), (67, 3280221), (201, 1093407), (469, 468603), (603, 364469), (1407, 156201), (4221, 52067)]