1228565

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{461}}^1$

素因数の和:520

約数の個数: 16

約数和(自身を含む): 1629936

約数和(自身を除く): 401371

約数列:

[1, 5, 13, 41, 65, 205, 461, 533, 2305, 2665, 5993, 18901, 29965, 94505, 245713, 1228565]

約数ペア:

[(1, 1228565), (5, 245713), (13, 94505), (41, 29965), (65, 18901), (205, 5993), (461, 2665), (533, 2305)]