731677978

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{1999}}^1$

素因数の和:2206

約数の個数: 32

約数和(自身を含む): 1172160000

約数和(自身を除く): 440482022

約数列:

[1, 2, 23, 46, 73, 109, 146, 218, 1679, 1999, 2507, 3358, 3998, 5014, 7957, 15914, 45977, 91954, 145927, 183011, 217891, 291854, 366022, 435782, 3356321, 5011493, 6712642, 10022986, 15906043, 31812086, 365838989, 731677978]

約数ペア:

[(1, 731677978), (2, 365838989), (23, 31812086), (46, 15906043), (73, 10022986), (109, 6712642), (146, 5011493), (218, 3356321), (1679, 435782), (1999, 366022), (2507, 291854), (3358, 217891), (3998, 183011), (5014, 145927), (7957, 91954), (15914, 45977)]