28260556

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{659}}^1$

素因数の和:885

約数の個数: 24

約数和(自身を含む): 50561280

約数和(自身を除く): 22300724

約数列:

[1, 2, 4, 71, 142, 151, 284, 302, 604, 659, 1318, 2636, 10721, 21442, 42884, 46789, 93578, 99509, 187156, 199018, 398036, 7065139, 14130278, 28260556]

約数ペア:

[(1, 28260556), (2, 14130278), (4, 7065139), (71, 398036), (142, 199018), (151, 187156), (284, 99509), (302, 93578), (604, 46789), (659, 42884), (1318, 21442), (2636, 10721)]