201818673

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{349}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 341577600

約数和(自身を除く): 139758927

約数列:

[1, 3, 7, 9, 21, 63, 67, 137, 201, 349, 411, 469, 603, 959, 1047, 1233, 1407, 2443, 2877, 3141, 4221, 7329, 8631, 9179, 21987, 23383, 27537, 47813, 64253, 70149, 82611, 143439, 163681, 192759, 210447, 334691, 430317, 491043, 578277, 1004073, 1473129, 3012219, 3203471, 9610413, 22424297, 28831239, 67272891, 201818673]

約数ペア:

[(1, 201818673), (3, 67272891), (7, 28831239), (9, 22424297), (21, 9610413), (63, 3203471), (67, 3012219), (137, 1473129), (201, 1004073), (349, 578277), (411, 491043), (469, 430317), (603, 334691), (959, 210447), (1047, 192759), (1233, 163681), (1407, 143439), (2443, 82611), (2877, 70149), (3141, 64253), (4221, 47813), (7329, 27537), (8631, 23383), (9179, 21987)]