28200224

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{67789}}^1$

素因数の和:67812

約数の個数: 24

約数和(自身を含む): 59790780

約数和(自身を除く): 31590556

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 67789, 135578, 271156, 542312, 881257, 1084624, 1762514, 2169248, 3525028, 7050056, 14100112, 28200224]

約数ペア:

[(1, 28200224), (2, 14100112), (4, 7050056), (8, 3525028), (13, 2169248), (16, 1762514), (26, 1084624), (32, 881257), (52, 542312), (104, 271156), (208, 135578), (416, 67789)]