542980459

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{571}}^1$

素因数の和:787

約数の個数: 32

約数和(自身を含む): 674099712

約数和(自身を除く): 131119253

約数列:

[1, 7, 17, 61, 119, 131, 427, 571, 917, 1037, 2227, 3997, 7259, 7991, 9707, 15589, 34831, 55937, 67949, 74801, 135847, 243817, 523607, 592127, 950929, 1271617, 4144889, 4562861, 8901319, 31940027, 77568637, 542980459]

約数ペア:

[(1, 542980459), (7, 77568637), (17, 31940027), (61, 8901319), (119, 4562861), (131, 4144889), (427, 1271617), (571, 950929), (917, 592127), (1037, 523607), (2227, 243817), (3997, 135847), (7259, 74801), (7991, 67949), (9707, 55937), (15589, 34831)]