80639961

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^2$

素因数の和:293

約数の個数: 24

約数和(自身を含む): 112260960

約数和(自身を除く): 31620999

約数列:

[1, 3, 59, 73, 79, 177, 219, 237, 4307, 4661, 5767, 6241, 12921, 13983, 17301, 18723, 340253, 368219, 455593, 1020759, 1104657, 1366779, 26879987, 80639961]

約数ペア:

[(1, 80639961), (3, 26879987), (59, 1366779), (73, 1104657), (79, 1020759), (177, 455593), (219, 368219), (237, 340253), (4307, 18723), (4661, 17301), (5767, 13983), (6241, 12921)]