26241215

素因数分解:

$5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1$

素因数の和:157

約数の個数: 64

約数和(自身を含む): 43545600

約数和(自身を除く): 17304385

約数列:

[1, 5, 7, 11, 13, 35, 49, 55, 65, 77, 91, 107, 143, 245, 343, 385, 455, 535, 539, 637, 715, 749, 1001, 1177, 1391, 1715, 2695, 3185, 3745, 3773, 4459, 5005, 5243, 5885, 6955, 7007, 8239, 9737, 15301, 18865, 22295, 26215, 35035, 36701, 41195, 48685, 49049, 57673, 68159, 76505, 107107, 183505, 245245, 288365, 340795, 403711, 477113, 535535, 749749, 2018555, 2385565, 3748745, 5248243, 26241215]

約数ペア:

[(1, 26241215), (5, 5248243), (7, 3748745), (11, 2385565), (13, 2018555), (35, 749749), (49, 535535), (55, 477113), (65, 403711), (77, 340795), (91, 288365), (107, 245245), (143, 183505), (245, 107107), (343, 76505), (385, 68159), (455, 57673), (535, 49049), (539, 48685), (637, 41195), (715, 36701), (749, 35035), (1001, 26215), (1177, 22295), (1391, 18865), (1715, 15301), (2695, 9737), (3185, 8239), (3745, 7007), (3773, 6955), (4459, 5885), (5005, 5243)]