1395516843

素因数分解:

$3^4\times 7^1\times {\mathrm{2461229}}^1$

素因数の和:2461248

約数の個数: 20

約数和(自身を含む): 2382470640

約数和(自身を除く): 986953797

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 2461229, 7383687, 17228603, 22151061, 51685809, 66453183, 155057427, 199359549, 465172281, 1395516843]

約数ペア:

[(1, 1395516843), (3, 465172281), (7, 199359549), (9, 155057427), (21, 66453183), (27, 51685809), (63, 22151061), (81, 17228603), (189, 7383687), (567, 2461229)]