1318191

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1531}}^1$

素因数の和:1582

約数の個数: 16

約数和(自身を含む): 2059008

約数和(自身を除く): 740817

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 1531, 4593, 10717, 32151, 62771, 188313, 439397, 1318191]

約数ペア:

[(1, 1318191), (3, 439397), (7, 188313), (21, 62771), (41, 32151), (123, 10717), (287, 4593), (861, 1531)]