289712073

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{211}}^1\times {\mathrm{433}}^1$

素因数の和:805

約数の個数: 32

約数和(自身を含む): 447526912

約数和(自身を除く): 157814839

約数列:

[1, 3, 7, 21, 151, 211, 433, 453, 633, 1057, 1299, 1477, 3031, 3171, 4431, 9093, 31861, 65383, 91363, 95583, 196149, 223027, 274089, 457681, 639541, 669081, 1373043, 1918623, 13795813, 41387439, 96570691, 289712073]

約数ペア:

[(1, 289712073), (3, 96570691), (7, 41387439), (21, 13795813), (151, 1918623), (211, 1373043), (433, 669081), (453, 639541), (633, 457681), (1057, 274089), (1299, 223027), (1477, 196149), (3031, 95583), (3171, 91363), (4431, 65383), (9093, 31861)]