331290237

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{139}}^1\times {\mathrm{2749}}^1$

素因数の和:2925

約数の個数: 24

約数和(自身を含む): 472780000

約数和(自身を除く): 141489763

約数列:

[1, 3, 17, 51, 139, 289, 417, 867, 2363, 2749, 7089, 8247, 40171, 46733, 120513, 140199, 382111, 794461, 1146333, 2383383, 6495887, 19487661, 110430079, 331290237]

約数ペア:

[(1, 331290237), (3, 110430079), (17, 19487661), (51, 6495887), (139, 2383383), (289, 1146333), (417, 794461), (867, 382111), (2363, 140199), (2749, 120513), (7089, 46733), (8247, 40171)]