15691286

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 26399520

約数和(自身を除く): 10708234

約数列:

[1, 2, 13, 26, 53, 59, 106, 118, 193, 386, 689, 767, 1378, 1534, 2509, 3127, 5018, 6254, 10229, 11387, 20458, 22774, 40651, 81302, 132977, 148031, 265954, 296062, 603511, 1207022, 7845643, 15691286]

約数ペア:

[(1, 15691286), (2, 7845643), (13, 1207022), (26, 603511), (53, 296062), (59, 265954), (106, 148031), (118, 132977), (193, 81302), (386, 40651), (689, 22774), (767, 20458), (1378, 11387), (1534, 10229), (2509, 6254), (3127, 5018)]