15490891

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{503}}^1$

素因数の和:642

約数の個数: 16

約数和(自身を含む): 17611776

約数和(自身を除く): 2120885

約数列:

[1, 13, 23, 103, 299, 503, 1339, 2369, 6539, 11569, 30797, 51809, 150397, 673517, 1191607, 15490891]

約数ペア:

[(1, 15490891), (13, 1191607), (23, 673517), (103, 150397), (299, 51809), (503, 30797), (1339, 11569), (2369, 6539)]