127978712

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{241}}^1\times {\mathrm{1619}}^1$

素因数の和:1907

約数の個数: 32

約数和(自身を含む): 246985200

約数和(自身を除く): 119006488

約数列:

[1, 2, 4, 8, 41, 82, 164, 241, 328, 482, 964, 1619, 1928, 3238, 6476, 9881, 12952, 19762, 39524, 66379, 79048, 132758, 265516, 390179, 531032, 780358, 1560716, 3121432, 15997339, 31994678, 63989356, 127978712]

約数ペア:

[(1, 127978712), (2, 63989356), (4, 31994678), (8, 15997339), (41, 3121432), (82, 1560716), (164, 780358), (241, 531032), (328, 390179), (482, 265516), (964, 132758), (1619, 79048), (1928, 66379), (3238, 39524), (6476, 19762), (9881, 12952)]