7987774

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1$

素因数の和:687

約数の個数: 16

約数和(自身を含む): 12297600

約数和(自身を除く): 4309826

約数列:

[1, 2, 59, 118, 139, 278, 487, 974, 8201, 16402, 28733, 57466, 67693, 135386, 3993887, 7987774]

約数ペア:

[(1, 7987774), (2, 3993887), (59, 135386), (118, 67693), (139, 57466), (278, 28733), (487, 16402), (974, 8201)]