51293515

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1427}}^1$

素因数の和:1531

約数の個数: 32

約数和(自身を含む): 76769280

約数和(自身を除く): 25475765

約数列:

[1, 5, 7, 13, 35, 65, 79, 91, 395, 455, 553, 1027, 1427, 2765, 5135, 7135, 7189, 9989, 18551, 35945, 49945, 92755, 112733, 129857, 563665, 649285, 789131, 1465529, 3945655, 7327645, 10258703, 51293515]

約数ペア:

[(1, 51293515), (5, 10258703), (7, 7327645), (13, 3945655), (35, 1465529), (65, 789131), (79, 649285), (91, 563665), (395, 129857), (455, 112733), (553, 92755), (1027, 49945), (1427, 35945), (2765, 18551), (5135, 9989), (7135, 7189)]