37972719

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{6997}}^1$

素因数の和:7076

約数の個数: 20

約数和(自身を含む): 57579544

約数和(自身を除く): 19606825

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 6997, 20991, 62973, 188919, 468799, 566757, 1406397, 4219191, 12657573, 37972719]

約数ペア:

[(1, 37972719), (3, 12657573), (9, 4219191), (27, 1406397), (67, 566757), (81, 468799), (201, 188919), (603, 62973), (1809, 20991), (5427, 6997)]