209275479

素因数分解:

$3^2\times 7^1\times {\mathrm{587}}^1\times {\mathrm{5659}}^1$

素因数の和:6259

約数の個数: 24

約数和(自身を含む): 346120320

約数和(自身を除く): 136844841

約数列:

[1, 3, 7, 9, 21, 63, 587, 1761, 4109, 5283, 5659, 12327, 16977, 36981, 39613, 50931, 118839, 356517, 3321833, 9965499, 23252831, 29896497, 69758493, 209275479]

約数ペア:

[(1, 209275479), (3, 69758493), (7, 29896497), (9, 23252831), (21, 9965499), (63, 3321833), (587, 356517), (1761, 118839), (4109, 50931), (5283, 39613), (5659, 36981), (12327, 16977)]