28663604

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{293}}^1\times {\mathrm{661}}^1$

素因数の和:995

約数の個数: 24

約数和(自身を含む): 51771048

約数和(自身を除く): 23107444

約数列:

[1, 2, 4, 37, 74, 148, 293, 586, 661, 1172, 1322, 2644, 10841, 21682, 24457, 43364, 48914, 97828, 193673, 387346, 774692, 7165901, 14331802, 28663604]

約数ペア:

[(1, 28663604), (2, 14331802), (4, 7165901), (37, 774692), (74, 387346), (148, 193673), (293, 97828), (586, 48914), (661, 43364), (1172, 24457), (1322, 21682), (2644, 10841)]