891567130

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1213}}^1\times {\mathrm{2371}}^1$

素因数の和:3622

約数の個数: 32

約数和(自身を含む): 1658654208

約数和(自身を除く): 767087078

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 1213, 2371, 2426, 4742, 6065, 11855, 12130, 23710, 37603, 73501, 75206, 147002, 188015, 367505, 376030, 735010, 2876023, 5752046, 14380115, 28760230, 89156713, 178313426, 445783565, 891567130]

約数ペア:

[(1, 891567130), (2, 445783565), (5, 178313426), (10, 89156713), (31, 28760230), (62, 14380115), (155, 5752046), (310, 2876023), (1213, 735010), (2371, 376030), (2426, 367505), (4742, 188015), (6065, 147002), (11855, 75206), (12130, 73501), (23710, 37603)]