1321502371

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1\times {\mathrm{12157}}^1$

素因数の和:12510

約数の個数: 16

約数和(自身を含む): 1544163264

約数和(自身を除く): 222660893

約数列:

[1, 7, 53, 293, 371, 2051, 12157, 15529, 85099, 108703, 644321, 3562001, 4510247, 24934007, 188786053, 1321502371]

約数ペア:

[(1, 1321502371), (7, 188786053), (53, 24934007), (293, 4510247), (371, 3562001), (2051, 644321), (12157, 108703), (15529, 85099)]