1639793519

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{619}}^1\times {\mathrm{677}}^1$

素因数の和:1359

約数の個数: 32

約数和(自身を含む): 2071534080

約数和(自身を除く): 431740561

約数列:

[1, 7, 13, 43, 91, 301, 559, 619, 677, 3913, 4333, 4739, 8047, 8801, 26617, 29111, 56329, 61607, 186319, 203777, 346021, 378443, 419063, 2422147, 2649101, 2933441, 5447819, 18019709, 38134733, 126137963, 234256217, 1639793519]

約数ペア:

[(1, 1639793519), (7, 234256217), (13, 126137963), (43, 38134733), (91, 18019709), (301, 5447819), (559, 2933441), (619, 2649101), (677, 2422147), (3913, 419063), (4333, 378443), (4739, 346021), (8047, 203777), (8801, 186319), (26617, 61607), (29111, 56329)]