12218769

素因数分解:

$3^7\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 18945280

約数和(自身を除く): 6726511

約数列:

[1, 3, 9, 27, 37, 81, 111, 151, 243, 333, 453, 729, 999, 1359, 2187, 2997, 4077, 5587, 8991, 12231, 16761, 26973, 36693, 50283, 80919, 110079, 150849, 330237, 452547, 1357641, 4072923, 12218769]

約数ペア:

[(1, 12218769), (3, 4072923), (9, 1357641), (27, 452547), (37, 330237), (81, 150849), (111, 110079), (151, 80919), (243, 50283), (333, 36693), (453, 26973), (729, 16761), (999, 12231), (1359, 8991), (2187, 5587), (2997, 4077)]