25786089

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 44553600

約数和(自身を除く): 18767511

約数列:

[1, 3, 7, 9, 21, 41, 63, 67, 123, 149, 201, 287, 369, 447, 469, 603, 861, 1043, 1341, 1407, 2583, 2747, 3129, 4221, 6109, 8241, 9387, 9983, 18327, 19229, 24723, 29949, 42763, 54981, 57687, 69881, 89847, 128289, 173061, 209643, 384867, 409303, 628929, 1227909, 2865121, 3683727, 8595363, 25786089]

約数ペア:

[(1, 25786089), (3, 8595363), (7, 3683727), (9, 2865121), (21, 1227909), (41, 628929), (63, 409303), (67, 384867), (123, 209643), (149, 173061), (201, 128289), (287, 89847), (369, 69881), (447, 57687), (469, 54981), (603, 42763), (861, 29949), (1043, 24723), (1341, 19229), (1407, 18327), (2583, 9983), (2747, 9387), (3129, 8241), (4221, 6109)]