1309002121

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{7321}}^1$

素因数の和:7465

約数の個数: 24

約数和(自身を含む): 1577598120

約数和(自身を除く): 268595999

約数列:

[1, 7, 41, 49, 89, 287, 623, 2009, 3649, 4361, 7321, 25543, 51247, 178801, 300161, 358729, 651569, 2101127, 4560983, 14707889, 26714329, 31926881, 187000303, 1309002121]

約数ペア:

[(1, 1309002121), (7, 187000303), (41, 31926881), (49, 26714329), (89, 14707889), (287, 4560983), (623, 2101127), (2009, 651569), (3649, 358729), (4361, 300161), (7321, 178801), (25543, 51247)]