259115073

素因数分解:

$3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{55331}}^1$

素因数の和:55564

約数の個数: 16

約数和(自身を含む): 396619776

約数和(自身を除く): 137504703

約数列:

[1, 3, 7, 21, 223, 669, 1561, 4683, 55331, 165993, 387317, 1161951, 12338813, 37016439, 86371691, 259115073]

約数ペア:

[(1, 259115073), (3, 86371691), (7, 37016439), (21, 12338813), (223, 1161951), (669, 387317), (1561, 165993), (4683, 55331)]