4447305

素因数分解:

$3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:235

約数の個数: 40

約数和(自身を含む): 8131200

約数和(自身を除く): 3683895

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 81, 135, 139, 237, 395, 405, 417, 695, 711, 1185, 1251, 2085, 2133, 3555, 3753, 6255, 6399, 10665, 10981, 11259, 18765, 31995, 32943, 54905, 56295, 98829, 164715, 296487, 494145, 889461, 1482435, 4447305]

約数ペア:

[(1, 4447305), (3, 1482435), (5, 889461), (9, 494145), (15, 296487), (27, 164715), (45, 98829), (79, 56295), (81, 54905), (135, 32943), (139, 31995), (237, 18765), (395, 11259), (405, 10981), (417, 10665), (695, 6399), (711, 6255), (1185, 3753), (1251, 3555), (2085, 2133)]