68516973

素因数分解:

$3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{4877}}^1$

素因数の和:5113

約数の個数: 24

約数和(自身を含む): 113637888

約数和(自身を除く): 45120915

約数列:

[1, 3, 7, 9, 21, 63, 223, 669, 1561, 2007, 4683, 4877, 14049, 14631, 34139, 43893, 102417, 307251, 1087571, 3262713, 7612997, 9788139, 22838991, 68516973]

約数ペア:

[(1, 68516973), (3, 22838991), (7, 9788139), (9, 7612997), (21, 3262713), (63, 1087571), (223, 307251), (669, 102417), (1561, 43893), (2007, 34139), (4683, 14631), (4877, 14049)]