81146793

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{42463}}^1$

素因数の和:42493

約数の個数: 24

約数和(自身を含む): 135545088

約数和(自身を除く): 54398295

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 42463, 127389, 297241, 552019, 891723, 1656057, 2080687, 3864133, 6242061, 11592399, 27048931, 81146793]

約数ペア:

[(1, 81146793), (3, 27048931), (7, 11592399), (13, 6242061), (21, 3864133), (39, 2080687), (49, 1656057), (91, 891723), (147, 552019), (273, 297241), (637, 127389), (1911, 42463)]