26971490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{277}}^1$

素因数の和:411

約数の個数: 64

約数和(自身を含む): 60528384

約数和(自身を除く): 33556894

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 107, 130, 182, 214, 277, 455, 535, 554, 749, 910, 1070, 1385, 1391, 1498, 1939, 2770, 2782, 3601, 3745, 3878, 6955, 7202, 7490, 9695, 9737, 13910, 18005, 19390, 19474, 25207, 29639, 36010, 48685, 50414, 59278, 97370, 126035, 148195, 207473, 252070, 296390, 385307, 414946, 770614, 1037365, 1926535, 2074730, 2697149, 3853070, 5394298, 13485745, 26971490]

約数ペア:

[(1, 26971490), (2, 13485745), (5, 5394298), (7, 3853070), (10, 2697149), (13, 2074730), (14, 1926535), (26, 1037365), (35, 770614), (65, 414946), (70, 385307), (91, 296390), (107, 252070), (130, 207473), (182, 148195), (214, 126035), (277, 97370), (455, 59278), (535, 50414), (554, 48685), (749, 36010), (910, 29639), (1070, 25207), (1385, 19474), (1391, 19390), (1498, 18005), (1939, 13910), (2770, 9737), (2782, 9695), (3601, 7490), (3745, 7202), (3878, 6955)]