257931402

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1\times {\mathrm{1433}}^1$

素因数の和:1798

約数の個数: 32

約数和(自身を含む): 522434880

約数和(自身を除く): 264503478

約数列:

[1, 2, 3, 6, 131, 229, 262, 393, 458, 687, 786, 1374, 1433, 2866, 4299, 8598, 29999, 59998, 89997, 179994, 187723, 328157, 375446, 563169, 656314, 984471, 1126338, 1968942, 42988567, 85977134, 128965701, 257931402]

約数ペア:

[(1, 257931402), (2, 128965701), (3, 85977134), (6, 42988567), (131, 1968942), (229, 1126338), (262, 984471), (393, 656314), (458, 563169), (687, 375446), (786, 328157), (1374, 187723), (1433, 179994), (2866, 89997), (4299, 59998), (8598, 29999)]