31529246

素因数分解:

$2^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:142

約数の個数: 64

約数和(自身を含む): 60480000

約数和(自身を除く): 28950754

約数列:

[1, 2, 7, 14, 19, 38, 41, 49, 59, 82, 98, 118, 133, 266, 287, 343, 413, 574, 686, 779, 826, 931, 1121, 1558, 1862, 2009, 2242, 2419, 2891, 4018, 4838, 5453, 5782, 6517, 7847, 10906, 13034, 14063, 15694, 16933, 20237, 28126, 33866, 38171, 40474, 45961, 54929, 76342, 91922, 109858, 118531, 237062, 267197, 321727, 384503, 534394, 643454, 769006, 829717, 1659434, 2252089, 4504178, 15764623, 31529246]

約数ペア:

[(1, 31529246), (2, 15764623), (7, 4504178), (14, 2252089), (19, 1659434), (38, 829717), (41, 769006), (49, 643454), (59, 534394), (82, 384503), (98, 321727), (118, 267197), (133, 237062), (266, 118531), (287, 109858), (343, 91922), (413, 76342), (574, 54929), (686, 45961), (779, 40474), (826, 38171), (931, 33866), (1121, 28126), (1558, 20237), (1862, 16933), (2009, 15694), (2242, 14063), (2419, 13034), (2891, 10906), (4018, 7847), (4838, 6517), (5453, 5782)]