2021510155

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1277}}^1\times {\mathrm{1459}}^1$

素因数の和:2779

約数の個数: 32

約数和(自身を含む): 2865991680

約数和(自身を除く): 844481525

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 1277, 1459, 6385, 7295, 8939, 10213, 39587, 44695, 45229, 51065, 197935, 226145, 277109, 316603, 1385545, 1583015, 1863143, 9315715, 13042001, 57757433, 65210005, 288787165, 404302031, 2021510155]

約数ペア:

[(1, 2021510155), (5, 404302031), (7, 288787165), (31, 65210005), (35, 57757433), (155, 13042001), (217, 9315715), (1085, 1863143), (1277, 1583015), (1459, 1385545), (6385, 316603), (7295, 277109), (8939, 226145), (10213, 197935), (39587, 51065), (44695, 45229)]