72974517

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{315907}}^1$

素因数の和:315928

約数の個数: 16

約数和(自身を含む): 121308672

約数和(自身を除く): 48334155

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 315907, 947721, 2211349, 3474977, 6634047, 10424931, 24324839, 72974517]

約数ペア:

[(1, 72974517), (3, 24324839), (7, 10424931), (11, 6634047), (21, 3474977), (33, 2211349), (77, 947721), (231, 315907)]