405195

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 787968

約数和(自身を除く): 382773

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 227, 255, 357, 595, 681, 1135, 1589, 1785, 3405, 3859, 4767, 7945, 11577, 19295, 23835, 27013, 57885, 81039, 135065, 405195]

約数ペア:

[(1, 405195), (3, 135065), (5, 81039), (7, 57885), (15, 27013), (17, 23835), (21, 19295), (35, 11577), (51, 7945), (85, 4767), (105, 3859), (119, 3405), (227, 1785), (255, 1589), (357, 1135), (595, 681)]