23987139

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{571}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 37340160

約数和(自身を除く): 13353021

約数列:

[1, 3, 11, 19, 33, 57, 67, 201, 209, 571, 627, 737, 1273, 1713, 2211, 3819, 6281, 10849, 14003, 18843, 32547, 38257, 42009, 114771, 119339, 358017, 420827, 726883, 1262481, 2180649, 7995713, 23987139]

約数ペア:

[(1, 23987139), (3, 7995713), (11, 2180649), (19, 1262481), (33, 726883), (57, 420827), (67, 358017), (201, 119339), (209, 114771), (571, 42009), (627, 38257), (737, 32547), (1273, 18843), (1713, 14003), (2211, 10849), (3819, 6281)]