311955933

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{881}}^1$

素因数の和:1085

約数の個数: 32

約数和(自身を含む): 452656512

約数和(自身を除く): 140700579

約数列:

[1, 3, 17, 51, 53, 131, 159, 393, 881, 901, 2227, 2643, 2703, 6681, 6943, 14977, 20829, 44931, 46693, 115411, 118031, 140079, 346233, 354093, 793781, 1961987, 2381343, 5885961, 6116783, 18350349, 103985311, 311955933]

約数ペア:

[(1, 311955933), (3, 103985311), (17, 18350349), (51, 6116783), (53, 5885961), (131, 2381343), (159, 1961987), (393, 793781), (881, 354093), (901, 346233), (2227, 140079), (2643, 118031), (2703, 115411), (6681, 46693), (6943, 44931), (14977, 20829)]