243130321

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{3163}}^1$

素因数の和:3388

約数の個数: 16

約数和(自身を含む): 283494400

約数和(自身を除く): 40364079

約数列:

[1, 7, 79, 139, 553, 973, 3163, 10981, 22141, 76867, 249877, 439657, 1749139, 3077599, 34732903, 243130321]

約数ペア:

[(1, 243130321), (7, 34732903), (79, 3077599), (139, 1749139), (553, 439657), (973, 249877), (3163, 76867), (10981, 22141)]