13781810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:191

約数の個数: 64

約数和(自身を含む): 29859840

約数和(自身を除く): 16078030

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 59, 70, 71, 94, 118, 142, 235, 295, 329, 355, 413, 470, 497, 590, 658, 710, 826, 994, 1645, 2065, 2485, 2773, 3290, 3337, 4130, 4189, 4970, 5546, 6674, 8378, 13865, 16685, 19411, 20945, 23359, 27730, 29323, 33370, 38822, 41890, 46718, 58646, 97055, 116795, 146615, 194110, 196883, 233590, 293230, 393766, 984415, 1378181, 1968830, 2756362, 6890905, 13781810]

約数ペア:

[(1, 13781810), (2, 6890905), (5, 2756362), (7, 1968830), (10, 1378181), (14, 984415), (35, 393766), (47, 293230), (59, 233590), (70, 196883), (71, 194110), (94, 146615), (118, 116795), (142, 97055), (235, 58646), (295, 46718), (329, 41890), (355, 38822), (413, 33370), (470, 29323), (497, 27730), (590, 23359), (658, 20945), (710, 19411), (826, 16685), (994, 13865), (1645, 8378), (2065, 6674), (2485, 5546), (2773, 4970), (3290, 4189), (3337, 4130)]