28279264

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{67979}}^1$

素因数の和:68002

約数の個数: 24

約数和(自身を含む): 59958360

約数和(自身を除く): 31679096

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 67979, 135958, 271916, 543832, 883727, 1087664, 1767454, 2175328, 3534908, 7069816, 14139632, 28279264]

約数ペア:

[(1, 28279264), (2, 14139632), (4, 7069816), (8, 3534908), (13, 2175328), (16, 1767454), (26, 1087664), (32, 883727), (52, 543832), (104, 271916), (208, 135958), (416, 67979)]