81416974

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{30539}}^1$

素因数の和:30615

約数の個数: 16

約数和(自身を含む): 129000960

約数和(自身を除く): 47583986

約数列:

[1, 2, 31, 43, 62, 86, 1333, 2666, 30539, 61078, 946709, 1313177, 1893418, 2626354, 40708487, 81416974]

約数ペア:

[(1, 81416974), (2, 40708487), (31, 2626354), (43, 1893418), (62, 1313177), (86, 946709), (1333, 61078), (2666, 30539)]