16393265

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:593

約数の個数: 32

約数和(自身を含む): 24053760

約数和(自身を除く): 7660495

約数列:

[1, 5, 7, 29, 31, 35, 145, 155, 203, 217, 521, 899, 1015, 1085, 2605, 3647, 4495, 6293, 15109, 16151, 18235, 31465, 75545, 80755, 105763, 113057, 468379, 528815, 565285, 2341895, 3278653, 16393265]

約数ペア:

[(1, 16393265), (5, 3278653), (7, 2341895), (29, 565285), (31, 528815), (35, 468379), (145, 113057), (155, 105763), (203, 80755), (217, 75545), (521, 31465), (899, 18235), (1015, 16151), (1085, 15109), (2605, 6293), (3647, 4495)]