198735530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{11047}}^1$

素因数の和:11318

約数の個数: 32

約数和(自身を含む): 410455296

約数和(自身を除く): 211719766

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 257, 514, 1285, 1799, 2570, 3598, 8995, 11047, 17990, 22094, 55235, 77329, 110470, 154658, 386645, 773290, 2839079, 5678158, 14195395, 19873553, 28390790, 39747106, 99367765, 198735530]

約数ペア:

[(1, 198735530), (2, 99367765), (5, 39747106), (7, 28390790), (10, 19873553), (14, 14195395), (35, 5678158), (70, 2839079), (257, 773290), (514, 386645), (1285, 154658), (1799, 110470), (2570, 77329), (3598, 55235), (8995, 22094), (11047, 17990)]