121520056

素因数分解:

$2^3\times 7^1\times {\mathrm{419}}^1\times {\mathrm{5179}}^1$

素因数の和:5611

約数の個数: 32

約数和(自身を含む): 261072000

約数和(自身を除く): 139551944

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 419, 838, 1676, 2933, 3352, 5179, 5866, 10358, 11732, 20716, 23464, 36253, 41432, 72506, 145012, 290024, 2170001, 4340002, 8680004, 15190007, 17360008, 30380014, 60760028, 121520056]

約数ペア:

[(1, 121520056), (2, 60760028), (4, 30380014), (7, 17360008), (8, 15190007), (14, 8680004), (28, 4340002), (56, 2170001), (419, 290024), (838, 145012), (1676, 72506), (2933, 41432), (3352, 36253), (5179, 23464), (5866, 20716), (10358, 11732)]