280971565

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{8513}}^1$

素因数の和:8589

約数の個数: 32

約数和(自身を含む): 411941376

約数和(自身を除く): 130969811

約数列:

[1, 5, 7, 23, 35, 41, 115, 161, 205, 287, 805, 943, 1435, 4715, 6601, 8513, 33005, 42565, 59591, 195799, 297955, 349033, 978995, 1370593, 1745165, 2443231, 6852965, 8027759, 12216155, 40138795, 56194313, 280971565]

約数ペア:

[(1, 280971565), (5, 56194313), (7, 40138795), (23, 12216155), (35, 8027759), (41, 6852965), (115, 2443231), (161, 1745165), (205, 1370593), (287, 978995), (805, 349033), (943, 297955), (1435, 195799), (4715, 59591), (6601, 42565), (8513, 33005)]