28641744

素因数分解:

$2^4\times 3^2\times {\mathrm{198901}}^1$

素因数の和:198915

約数の個数: 30

約数和(自身を含む): 80157506

約数和(自身を除く): 51515762

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 198901, 397802, 596703, 795604, 1193406, 1591208, 1790109, 2386812, 3182416, 3580218, 4773624, 7160436, 9547248, 14320872, 28641744]

約数ペア:

[(1, 28641744), (2, 14320872), (3, 9547248), (4, 7160436), (6, 4773624), (8, 3580218), (9, 3182416), (12, 2386812), (16, 1790109), (18, 1591208), (24, 1193406), (36, 795604), (48, 596703), (72, 397802), (144, 198901)]