40235913

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:370

約数の個数: 32

約数和(自身を含む): 61286400

約数和(自身を除く): 21050487

約数列:

[1, 3, 9, 27, 71, 139, 151, 213, 417, 453, 639, 1251, 1359, 1917, 3753, 4077, 9869, 10721, 20989, 29607, 32163, 62967, 88821, 96489, 188901, 266463, 289467, 566703, 1490219, 4470657, 13411971, 40235913]

約数ペア:

[(1, 40235913), (3, 13411971), (9, 4470657), (27, 1490219), (71, 566703), (139, 289467), (151, 266463), (213, 188901), (417, 96489), (453, 88821), (639, 62967), (1251, 32163), (1359, 29607), (1917, 20989), (3753, 10721), (4077, 9869)]