73881639

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{70163}}^1$

素因数の和:70188

約数の個数: 20

約数和(自身を含む): 118857816

約数和(自身を除く): 44976177

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 70163, 210489, 631467, 912119, 1894401, 2736357, 5683203, 8209071, 24627213, 73881639]

約数ペア:

[(1, 73881639), (3, 24627213), (9, 8209071), (13, 5683203), (27, 2736357), (39, 1894401), (81, 912119), (117, 631467), (351, 210489), (1053, 70163)]