218211318

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{19841}}^1$

素因数の和:19909

約数の個数: 48

約数和(自身を含む): 520019136

約数和(自身を除く): 301807818

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 47, 78, 94, 117, 141, 234, 282, 423, 611, 846, 1222, 1833, 3666, 5499, 10998, 19841, 39682, 59523, 119046, 178569, 257933, 357138, 515866, 773799, 932527, 1547598, 1865054, 2321397, 2797581, 4642794, 5595162, 8392743, 12122851, 16785486, 24245702, 36368553, 72737106, 109105659, 218211318]

約数ペア:

[(1, 218211318), (2, 109105659), (3, 72737106), (6, 36368553), (9, 24245702), (13, 16785486), (18, 12122851), (26, 8392743), (39, 5595162), (47, 4642794), (78, 2797581), (94, 2321397), (117, 1865054), (141, 1547598), (234, 932527), (282, 773799), (423, 515866), (611, 357138), (846, 257933), (1222, 178569), (1833, 119046), (3666, 59523), (5499, 39682), (10998, 19841)]