520203195

素因数分解:

$3^3\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{2917}}^1$

素因数の和:4252

約数の個数: 32

約数和(自身を含む): 925823040

約数和(自身を除く): 405619845

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1321, 2917, 3963, 6605, 8751, 11889, 14585, 19815, 26253, 35667, 43755, 59445, 78759, 131265, 178335, 393795, 3853357, 11560071, 19266785, 34680213, 57800355, 104040639, 173401065, 520203195]

約数ペア:

[(1, 520203195), (3, 173401065), (5, 104040639), (9, 57800355), (15, 34680213), (27, 19266785), (45, 11560071), (135, 3853357), (1321, 393795), (2917, 178335), (3963, 131265), (6605, 78759), (8751, 59445), (11889, 43755), (14585, 35667), (19815, 26253)]