1320229421

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{60899}}^1$

素因数の和:61088

約数の個数: 16

約数和(自身を含む): 1598016000

約数和(自身を除く): 277786579

約数列:

[1, 7, 19, 133, 163, 1141, 3097, 21679, 60899, 426293, 1157081, 8099567, 9926537, 69485759, 188604203, 1320229421]

約数ペア:

[(1, 1320229421), (7, 188604203), (19, 69485759), (133, 9926537), (163, 8099567), (1141, 1157081), (3097, 426293), (21679, 60899)]