13239550513

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{61231}}^1$

素因数の和:61357

約数の個数: 32

約数和(自身を含む): 16929423360

約数和(自身を除く): 3689872847

約数列:

[1, 7, 17, 23, 79, 119, 161, 391, 553, 1343, 1817, 2737, 9401, 12719, 30889, 61231, 216223, 428617, 1040927, 1408313, 4837249, 7286489, 9858191, 23941321, 33860743, 82233233, 111256727, 167589247, 575632631, 778797089, 1891364359, 13239550513]

約数ペア:

[(1, 13239550513), (7, 1891364359), (17, 778797089), (23, 575632631), (79, 167589247), (119, 111256727), (161, 82233233), (391, 33860743), (553, 23941321), (1343, 9858191), (1817, 7286489), (2737, 4837249), (9401, 1408313), (12719, 1040927), (30889, 428617), (61231, 216223)]