81705798

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{1307}}^1$

素因数の和:1489

約数の個数: 48

約数和(自身を含む): 186091776

約数和(自身を除く): 104385978

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 151, 207, 302, 414, 453, 906, 1307, 1359, 2614, 2718, 3473, 3921, 6946, 7842, 10419, 11763, 20838, 23526, 30061, 31257, 60122, 62514, 90183, 180366, 197357, 270549, 394714, 541098, 592071, 1184142, 1776213, 3552426, 4539211, 9078422, 13617633, 27235266, 40852899, 81705798]

約数ペア:

[(1, 81705798), (2, 40852899), (3, 27235266), (6, 13617633), (9, 9078422), (18, 4539211), (23, 3552426), (46, 1776213), (69, 1184142), (138, 592071), (151, 541098), (207, 394714), (302, 270549), (414, 197357), (453, 180366), (906, 90183), (1307, 62514), (1359, 60122), (2614, 31257), (2718, 30061), (3473, 23526), (3921, 20838), (6946, 11763), (7842, 10419)]