217664733

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1259}}^1$

素因数の和:1330

約数の個数: 48

約数和(自身を含む): 354170880

約数和(自身を除く): 136506147

約数列:

[1, 3, 11, 13, 31, 33, 39, 93, 143, 169, 341, 403, 429, 507, 1023, 1209, 1259, 1859, 3777, 4433, 5239, 5577, 13299, 13849, 15717, 16367, 39029, 41547, 49101, 57629, 117087, 172887, 180037, 212771, 429319, 507377, 540111, 638313, 1287957, 1522131, 2340481, 5581147, 6595901, 7021443, 16743441, 19787703, 72554911, 217664733]

約数ペア:

[(1, 217664733), (3, 72554911), (11, 19787703), (13, 16743441), (31, 7021443), (33, 6595901), (39, 5581147), (93, 2340481), (143, 1522131), (169, 1287957), (341, 638313), (403, 540111), (429, 507377), (507, 429319), (1023, 212771), (1209, 180037), (1259, 172887), (1859, 117087), (3777, 57629), (4433, 49101), (5239, 41547), (5577, 39029), (13299, 16367), (13849, 15717)]