31080135

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{751}}^1$

素因数の和:879

約数の個数: 32

約数和(自身を含む): 51978240

約数和(自身を除く): 20898105

約数列:

[1, 3, 5, 15, 31, 89, 93, 155, 267, 445, 465, 751, 1335, 2253, 2759, 3755, 8277, 11265, 13795, 23281, 41385, 66839, 69843, 116405, 200517, 334195, 349215, 1002585, 2072009, 6216027, 10360045, 31080135]

約数ペア:

[(1, 31080135), (3, 10360045), (5, 6216027), (15, 2072009), (31, 1002585), (89, 349215), (93, 334195), (155, 200517), (267, 116405), (445, 69843), (465, 66839), (751, 41385), (1335, 23281), (2253, 13795), (2759, 11265), (3755, 8277)]