253134441

素因数分解:

$3^2\times 7^2\times {\mathrm{541}}^1\times {\mathrm{1061}}^1$

素因数の和:1622

約数の個数: 36

約数和(自身を含む): 426522564

約数和(自身を除く): 173388123

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 541, 1061, 1623, 3183, 3787, 4869, 7427, 9549, 11361, 22281, 26509, 34083, 51989, 66843, 79527, 155967, 238581, 467901, 574001, 1722003, 4018007, 5166009, 12054021, 28126049, 36162063, 84378147, 253134441]

約数ペア:

[(1, 253134441), (3, 84378147), (7, 36162063), (9, 28126049), (21, 12054021), (49, 5166009), (63, 4018007), (147, 1722003), (441, 574001), (541, 467901), (1061, 238581), (1623, 155967), (3183, 79527), (3787, 66843), (4869, 51989), (7427, 34083), (9549, 26509), (11361, 22281)]