1285298787

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1\times {\mathrm{797}}^1$

素因数の和:1227

約数の個数: 32

約数和(自身を含む): 1840430592

約数和(自身を除く): 555131805

約数列:

[1, 3, 17, 51, 103, 307, 309, 797, 921, 1751, 2391, 5219, 5253, 13549, 15657, 31621, 40647, 82091, 94863, 244679, 246273, 537557, 734037, 1395547, 1612671, 4159543, 4186641, 12478629, 25201937, 75605811, 428432929, 1285298787]

約数ペア:

[(1, 1285298787), (3, 428432929), (17, 75605811), (51, 25201937), (103, 12478629), (307, 4186641), (309, 4159543), (797, 1612671), (921, 1395547), (1751, 734037), (2391, 537557), (5219, 246273), (5253, 244679), (13549, 94863), (15657, 82091), (31621, 40647)]