15649749

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1289}}^1$

素因数の和:1385

約数の個数: 24

約数和(自身を含む): 24148800

約数和(自身を除く): 8499051

約数列:

[1, 3, 9, 19, 57, 71, 171, 213, 639, 1289, 1349, 3867, 4047, 11601, 12141, 24491, 73473, 91519, 220419, 274557, 823671, 1738861, 5216583, 15649749]

約数ペア:

[(1, 15649749), (3, 5216583), (9, 1738861), (19, 823671), (57, 274557), (71, 220419), (171, 91519), (213, 73473), (639, 24491), (1289, 12141), (1349, 11601), (3867, 4047)]