199986914

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 314216496

約数和(自身を除く): 114229582

約数列:

[1, 2, 53, 61, 106, 122, 157, 197, 314, 394, 3233, 6466, 8321, 9577, 10441, 12017, 16642, 19154, 20882, 24034, 30929, 61858, 507581, 636901, 1015162, 1273802, 1639237, 1886669, 3278474, 3773338, 99993457, 199986914]

約数ペア:

[(1, 199986914), (2, 99993457), (53, 3773338), (61, 3278474), (106, 1886669), (122, 1639237), (157, 1273802), (197, 1015162), (314, 636901), (394, 507581), (3233, 61858), (6466, 30929), (8321, 24034), (9577, 20882), (10441, 19154), (12017, 16642)]