678291258

素因数分解:

$2^1\times 3^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{26987}}^1$

素因数の和:27122

約数の個数: 32

約数和(自身を含む): 1399057920

約数和(自身を除く): 720766662

約数列:

[1, 2, 3, 6, 59, 71, 118, 142, 177, 213, 354, 426, 4189, 8378, 12567, 25134, 26987, 53974, 80961, 161922, 1592233, 1916077, 3184466, 3832154, 4776699, 5748231, 9553398, 11496462, 113048543, 226097086, 339145629, 678291258]

約数ペア:

[(1, 678291258), (2, 339145629), (3, 226097086), (6, 113048543), (59, 11496462), (71, 9553398), (118, 5748231), (142, 4776699), (177, 3832154), (213, 3184466), (354, 1916077), (426, 1592233), (4189, 161922), (8378, 80961), (12567, 53974), (25134, 26987)]