135890405

素因数分解:

$5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1\times {\mathrm{347}}^1$

素因数の和:593

約数の個数: 32

約数和(自身を含む): 190826496

約数和(自身を除く): 54936091

約数列:

[1, 5, 7, 35, 67, 167, 335, 347, 469, 835, 1169, 1735, 2345, 2429, 5845, 11189, 12145, 23249, 55945, 57949, 78323, 116245, 162743, 289745, 391615, 405643, 813715, 2028215, 3882583, 19412915, 27178081, 135890405]

約数ペア:

[(1, 135890405), (5, 27178081), (7, 19412915), (35, 3882583), (67, 2028215), (167, 813715), (335, 405643), (347, 391615), (469, 289745), (835, 162743), (1169, 116245), (1735, 78323), (2345, 57949), (2429, 55945), (5845, 23249), (11189, 12145)]