515880547

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{2393}}^1$

素因数の和:2539

約数の個数: 32

約数和(自身を含む): 669247488

約数和(自身を除く): 153366941

約数列:

[1, 7, 13, 23, 91, 103, 161, 299, 721, 1339, 2093, 2369, 2393, 9373, 16583, 16751, 30797, 31109, 55039, 215579, 217763, 246479, 385273, 715507, 1725353, 3204227, 5008549, 5669017, 22429589, 39683119, 73697221, 515880547]

約数ペア:

[(1, 515880547), (7, 73697221), (13, 39683119), (23, 22429589), (91, 5669017), (103, 5008549), (161, 3204227), (299, 1725353), (721, 715507), (1339, 385273), (2093, 246479), (2369, 217763), (2393, 215579), (9373, 55039), (16583, 31109), (16751, 30797)]