156907989

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^2\times {\mathrm{449}}^1$

素因数の和:551

約数の個数: 48

約数和(自身を含む): 272592000

約数和(自身を除く): 115684011

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 129, 189, 301, 387, 449, 903, 1161, 1347, 1849, 2709, 3143, 4041, 5547, 8127, 9429, 12123, 12943, 16641, 19307, 28287, 38829, 49923, 57921, 84861, 116487, 135149, 173763, 349461, 405447, 521289, 830201, 1216341, 2490603, 3649023, 5811407, 7471809, 17434221, 22415427, 52302663, 156907989]

約数ペア:

[(1, 156907989), (3, 52302663), (7, 22415427), (9, 17434221), (21, 7471809), (27, 5811407), (43, 3649023), (63, 2490603), (129, 1216341), (189, 830201), (301, 521289), (387, 405447), (449, 349461), (903, 173763), (1161, 135149), (1347, 116487), (1849, 84861), (2709, 57921), (3143, 49923), (4041, 38829), (5547, 28287), (8127, 19307), (9429, 16641), (12123, 12943)]