211674957

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{367}}^1\times {\mathrm{643}}^1$

素因数の和:1049

約数の個数: 32

約数和(自身を含む): 318517248

約数和(自身を除く): 106842291

約数列:

[1, 3, 13, 23, 39, 69, 299, 367, 643, 897, 1101, 1929, 4771, 8359, 8441, 14313, 14789, 25077, 25323, 44367, 109733, 192257, 235981, 329199, 576771, 707943, 3067753, 5427563, 9203259, 16282689, 70558319, 211674957]

約数ペア:

[(1, 211674957), (3, 70558319), (13, 16282689), (23, 9203259), (39, 5427563), (69, 3067753), (299, 707943), (367, 576771), (643, 329199), (897, 235981), (1101, 192257), (1929, 109733), (4771, 44367), (8359, 25323), (8441, 25077), (14313, 14789)]