118978209

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{99397}}^1$

素因数の和:99429

約数の個数: 24

約数和(自身を含む): 206747840

約数和(自身を除く): 87769631

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 99397, 298191, 695779, 894573, 1888543, 2087337, 5665629, 6262011, 13219801, 16996887, 39659403, 118978209]

約数ペア:

[(1, 118978209), (3, 39659403), (7, 16996887), (9, 13219801), (19, 6262011), (21, 5665629), (57, 2087337), (63, 1888543), (133, 894573), (171, 695779), (399, 298191), (1197, 99397)]