40124979

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{509}}^1$

素因数の和:995

約数の個数: 24

約数和(自身を含む): 61261200

約数和(自身を除く): 21136221

約数列:

[1, 3, 9, 19, 57, 171, 461, 509, 1383, 1527, 4149, 4581, 8759, 9671, 26277, 29013, 78831, 87039, 234649, 703947, 2111841, 4458331, 13374993, 40124979]

約数ペア:

[(1, 40124979), (3, 13374993), (9, 4458331), (19, 2111841), (57, 703947), (171, 234649), (461, 87039), (509, 78831), (1383, 29013), (1527, 26277), (4149, 9671), (4581, 8759)]