131809118

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2441}}^1$

素因数の和:2505

約数の個数: 48

約数和(自身を含む): 250549200

約数和(自身を除く): 118740082

約数列:

[1, 2, 7, 14, 19, 29, 38, 49, 58, 98, 133, 203, 266, 406, 551, 931, 1102, 1421, 1862, 2441, 2842, 3857, 4882, 7714, 17087, 26999, 34174, 46379, 53998, 70789, 92758, 119609, 141578, 239218, 324653, 495523, 649306, 991046, 1344991, 2272571, 2689982, 3468661, 4545142, 6937322, 9414937, 18829874, 65904559, 131809118]

約数ペア:

[(1, 131809118), (2, 65904559), (7, 18829874), (14, 9414937), (19, 6937322), (29, 4545142), (38, 3468661), (49, 2689982), (58, 2272571), (98, 1344991), (133, 991046), (203, 649306), (266, 495523), (406, 324653), (551, 239218), (931, 141578), (1102, 119609), (1421, 92758), (1862, 70789), (2441, 53998), (2842, 46379), (3857, 34174), (4882, 26999), (7714, 17087)]