16973985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1163}}^1$

素因数の和:1317

約数の個数: 32

約数和(自身を含む): 31288320

約数和(自身を除く): 14314335

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 139, 417, 695, 973, 1163, 2085, 2919, 3489, 4865, 5815, 8141, 14595, 17445, 24423, 40705, 122115, 161657, 484971, 808285, 1131599, 2424855, 3394797, 5657995, 16973985]

約数ペア:

[(1, 16973985), (3, 5657995), (5, 3394797), (7, 2424855), (15, 1131599), (21, 808285), (35, 484971), (105, 161657), (139, 122115), (417, 40705), (695, 24423), (973, 17445), (1163, 14595), (2085, 8141), (2919, 5815), (3489, 4865)]