123460988

素因数分解:

$2^2\times 7^2\times {\mathrm{629903}}^1$

素因数の和:629921

約数の個数: 18

約数和(自身を含む): 251331696

約数和(自身を除く): 127870708

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 629903, 1259806, 2519612, 4409321, 8818642, 17637284, 30865247, 61730494, 123460988]

約数ペア:

[(1, 123460988), (2, 61730494), (4, 30865247), (7, 17637284), (14, 8818642), (28, 4409321), (49, 2519612), (98, 1259806), (196, 629903)]