12644345

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{269}}^1$

素因数の和:377

約数の個数: 32

約数和(自身を含む): 18662400

約数和(自身を除く): 6018055

約数列:

[1, 5, 7, 17, 35, 79, 85, 119, 269, 395, 553, 595, 1343, 1345, 1883, 2765, 4573, 6715, 9401, 9415, 21251, 22865, 32011, 47005, 106255, 148757, 160055, 361267, 743785, 1806335, 2528869, 12644345]

約数ペア:

[(1, 12644345), (5, 2528869), (7, 1806335), (17, 743785), (35, 361267), (79, 160055), (85, 148757), (119, 106255), (269, 47005), (395, 32011), (553, 22865), (595, 21251), (1343, 9415), (1345, 9401), (1883, 6715), (2765, 4573)]