11900421

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2749}}^1$

素因数の和:2805

約数の個数: 24

約数和(自身を含む): 19019000

約数和(自身を除く): 7118579

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 2749, 4329, 8247, 24741, 35737, 101713, 107211, 305139, 321633, 915417, 1322269, 3966807, 11900421]

約数ペア:

[(1, 11900421), (3, 3966807), (9, 1322269), (13, 915417), (37, 321633), (39, 305139), (111, 107211), (117, 101713), (333, 35737), (481, 24741), (1443, 8247), (2749, 4329)]