168996915

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73637}}^1$

素因数の和:73668

約数の個数: 32

約数和(自身を含む): 318116160

約数和(自身を除く): 149119245

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 73637, 220911, 368185, 662733, 1104555, 1251829, 1988199, 3313665, 3755487, 6259145, 9940995, 11266461, 18777435, 33799383, 56332305, 168996915]

約数ペア:

[(1, 168996915), (3, 56332305), (5, 33799383), (9, 18777435), (15, 11266461), (17, 9940995), (27, 6259145), (45, 3755487), (51, 3313665), (85, 1988199), (135, 1251829), (153, 1104555), (255, 662733), (459, 368185), (765, 220911), (2295, 73637)]