67427913

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{839}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 106444800

約数和(自身を除く): 39016887

約数列:

[1, 3, 7, 21, 43, 89, 129, 267, 301, 623, 839, 903, 1869, 2517, 3827, 5873, 11481, 17619, 26789, 36077, 74671, 80367, 108231, 224013, 252539, 522697, 757617, 1568091, 3210853, 9632559, 22475971, 67427913]

約数ペア:

[(1, 67427913), (3, 22475971), (7, 9632559), (21, 3210853), (43, 1568091), (89, 757617), (129, 522697), (267, 252539), (301, 224013), (623, 108231), (839, 80367), (903, 74671), (1869, 36077), (2517, 26789), (3827, 17619), (5873, 11481)]