215703609

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{2141}}^1$

素因数の和:2269

約数の個数: 32

約数和(自身を含む): 325721088

約数和(自身を除く): 110017479

約数列:

[1, 3, 11, 33, 43, 71, 129, 213, 473, 781, 1419, 2141, 2343, 3053, 6423, 9159, 23551, 33583, 70653, 92063, 100749, 152011, 276189, 456033, 1012693, 1672121, 3038079, 5016363, 6536473, 19609419, 71901203, 215703609]

約数ペア:

[(1, 215703609), (3, 71901203), (11, 19609419), (33, 6536473), (43, 5016363), (71, 3038079), (129, 1672121), (213, 1012693), (473, 456033), (781, 276189), (1419, 152011), (2141, 100749), (2343, 92063), (3053, 70653), (6423, 33583), (9159, 23551)]