668014915

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{1877}}^1$

素因数の和:2031

約数の個数: 32

約数和(自身を含む): 876199680

約数和(自身を除く): 208184765

約数列:

[1, 5, 17, 53, 79, 85, 265, 395, 901, 1343, 1877, 4187, 4505, 6715, 9385, 20935, 31909, 71179, 99481, 148283, 159545, 355895, 497405, 741415, 1691177, 2520811, 7858999, 8455885, 12604055, 39294995, 133602983, 668014915]

約数ペア:

[(1, 668014915), (5, 133602983), (17, 39294995), (53, 12604055), (79, 8455885), (85, 7858999), (265, 2520811), (395, 1691177), (901, 741415), (1343, 497405), (1877, 355895), (4187, 159545), (4505, 148283), (6715, 99481), (9385, 71179), (20935, 31909)]