17986833

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{263}}^1$

素因数の和:438

約数の個数: 32

約数和(自身を含む): 28512000

約数和(自身を除く): 10525167

約数列:

[1, 3, 9, 17, 27, 51, 149, 153, 263, 447, 459, 789, 1341, 2367, 2533, 4023, 4471, 7101, 7599, 13413, 22797, 39187, 40239, 68391, 117561, 120717, 352683, 666179, 1058049, 1998537, 5995611, 17986833]

約数ペア:

[(1, 17986833), (3, 5995611), (9, 1998537), (17, 1058049), (27, 666179), (51, 352683), (149, 120717), (153, 117561), (263, 68391), (447, 40239), (459, 39187), (789, 22797), (1341, 13413), (2367, 7599), (2533, 7101), (4023, 4471)]