201125821

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{2417}}^1$

素因数の和:2640

約数の個数: 16

約数和(自身を含む): 223829424

約数和(自身を除く): 22703603

約数列:

[1, 13, 37, 173, 481, 2249, 2417, 6401, 31421, 83213, 89429, 418141, 1162577, 5435833, 15471217, 201125821]

約数ペア:

[(1, 201125821), (13, 15471217), (37, 5435833), (173, 1162577), (481, 418141), (2249, 89429), (2417, 83213), (6401, 31421)]