12553621115

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{26449}}^1$

素因数の和:26723

約数の個数: 32

約数和(自身を含む): 17550950400

約数和(自身を除く): 4997329285

約数列:

[1, 5, 7, 35, 71, 191, 355, 497, 955, 1337, 2485, 6685, 13561, 26449, 67805, 94927, 132245, 185143, 474635, 925715, 1877879, 5051759, 9389395, 13145153, 25258795, 35362313, 65725765, 176811565, 358674889, 1793374445, 2510724223, 12553621115]

約数ペア:

[(1, 12553621115), (5, 2510724223), (7, 1793374445), (35, 358674889), (71, 176811565), (191, 65725765), (355, 35362313), (497, 25258795), (955, 13145153), (1337, 9389395), (2485, 5051759), (6685, 1877879), (13561, 925715), (26449, 474635), (67805, 185143), (94927, 132245)]