409045

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:85

約数の個数: 32

約数和(自身を含む): 645120

約数和(自身を除く): 236075

約数列:

[1, 5, 7, 13, 29, 31, 35, 65, 91, 145, 155, 203, 217, 377, 403, 455, 899, 1015, 1085, 1885, 2015, 2639, 2821, 4495, 6293, 11687, 13195, 14105, 31465, 58435, 81809, 409045]

約数ペア:

[(1, 409045), (5, 81809), (7, 58435), (13, 31465), (29, 14105), (31, 13195), (35, 11687), (65, 6293), (91, 4495), (145, 2821), (155, 2639), (203, 2015), (217, 1885), (377, 1085), (403, 1015), (455, 899)]