28116669

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{467}}^1$

素因数の和:585

約数の個数: 32

約数和(自身を含む): 44568576

約数和(自身を除く): 16451907

約数列:

[1, 3, 7, 21, 47, 61, 141, 183, 329, 427, 467, 987, 1281, 1401, 2867, 3269, 8601, 9807, 20069, 21949, 28487, 60207, 65847, 85461, 153643, 199409, 460929, 598227, 1338889, 4016667, 9372223, 28116669]

約数ペア:

[(1, 28116669), (3, 9372223), (7, 4016667), (21, 1338889), (47, 598227), (61, 460929), (141, 199409), (183, 153643), (329, 85461), (427, 65847), (467, 60207), (987, 28487), (1281, 21949), (1401, 20069), (2867, 9807), (3269, 8601)]