81471930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{6301}}^1$

素因数の和:6742

約数の個数: 32

約数和(自身を含む): 196017408

約数和(自身を除く): 114545478

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 431, 862, 1293, 2155, 2586, 4310, 6301, 6465, 12602, 12930, 18903, 31505, 37806, 63010, 94515, 189030, 2715731, 5431462, 8147193, 13578655, 16294386, 27157310, 40735965, 81471930]

約数ペア:

[(1, 81471930), (2, 40735965), (3, 27157310), (5, 16294386), (6, 13578655), (10, 8147193), (15, 5431462), (30, 2715731), (431, 189030), (862, 94515), (1293, 63010), (2155, 37806), (2586, 31505), (4310, 18903), (6301, 12930), (6465, 12602)]