325181818

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{367}}^1\times {\mathrm{643}}^1$

素因数の和:1078

約数の個数: 32

約数和(自身を含む): 537497856

約数和(自身を除く): 212316038

約数列:

[1, 2, 13, 26, 53, 106, 367, 643, 689, 734, 1286, 1378, 4771, 8359, 9542, 16718, 19451, 34079, 38902, 68158, 235981, 252863, 443027, 471962, 505726, 886054, 3067753, 6135506, 12506993, 25013986, 162590909, 325181818]

約数ペア:

[(1, 325181818), (2, 162590909), (13, 25013986), (26, 12506993), (53, 6135506), (106, 3067753), (367, 886054), (643, 505726), (689, 471962), (734, 443027), (1286, 252863), (1378, 235981), (4771, 68158), (8359, 38902), (9542, 34079), (16718, 19451)]