2218557

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:153

約数の個数: 32

約数和(自身を含む): 3502080

約数和(自身を除く): 1283523

約数列:

[1, 3, 11, 23, 33, 37, 69, 79, 111, 237, 253, 407, 759, 851, 869, 1221, 1817, 2553, 2607, 2923, 5451, 8769, 9361, 19987, 28083, 32153, 59961, 67229, 96459, 201687, 739519, 2218557]

約数ペア:

[(1, 2218557), (3, 739519), (11, 201687), (23, 96459), (33, 67229), (37, 59961), (69, 32153), (79, 28083), (111, 19987), (237, 9361), (253, 8769), (407, 5451), (759, 2923), (851, 2607), (869, 2553), (1221, 1817)]