394269226

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{53}}^1\times {\mathrm{1693}}^1$

素因数の和:1787

約数の個数: 32

約数和(自身を含む): 653138640

約数和(自身を除く): 258869414

約数列:

[1, 2, 13, 26, 53, 106, 169, 338, 689, 1378, 1693, 2197, 3386, 4394, 8957, 17914, 22009, 44018, 89729, 116441, 179458, 232882, 286117, 572234, 1166477, 2332954, 3719521, 7439042, 15164201, 30328402, 197134613, 394269226]

約数ペア:

[(1, 394269226), (2, 197134613), (13, 30328402), (26, 15164201), (53, 7439042), (106, 3719521), (169, 2332954), (338, 1166477), (689, 572234), (1378, 286117), (1693, 232882), (2197, 179458), (3386, 116441), (4394, 89729), (8957, 44018), (17914, 22009)]