2990229

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:161

約数の個数: 32

約数和(自身を含む): 4669440

約数和(自身を除く): 1679211

約数列:

[1, 3, 11, 31, 33, 37, 79, 93, 111, 237, 341, 407, 869, 1023, 1147, 1221, 2449, 2607, 2923, 3441, 7347, 8769, 12617, 26939, 32153, 37851, 80817, 90613, 96459, 271839, 996743, 2990229]

約数ペア:

[(1, 2990229), (3, 996743), (11, 271839), (31, 96459), (33, 90613), (37, 80817), (79, 37851), (93, 32153), (111, 26939), (237, 12617), (341, 8769), (407, 7347), (869, 3441), (1023, 2923), (1147, 2607), (1221, 2449)]