430087021

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{248749}}^1$

素因数の和:248788

約数の個数: 16

約数和(自身を含む): 557200000

約数和(自身を除く): 127112979

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 248749, 1741243, 3233737, 4726231, 22636159, 33083617, 61441003, 430087021]

約数ペア:

[(1, 430087021), (7, 61441003), (13, 33083617), (19, 22636159), (91, 4726231), (133, 3233737), (247, 1741243), (1729, 248749)]