51861985

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{863}}^1$

素因数の和:993

約数の個数: 32

約数和(自身を含む): 76142592

約数和(自身を除く): 24280607

約数列:

[1, 5, 7, 17, 35, 85, 101, 119, 505, 595, 707, 863, 1717, 3535, 4315, 6041, 8585, 12019, 14671, 30205, 60095, 73355, 87163, 102697, 435815, 513485, 610141, 1481771, 3050705, 7408855, 10372397, 51861985]

約数ペア:

[(1, 51861985), (5, 10372397), (7, 7408855), (17, 3050705), (35, 1481771), (85, 610141), (101, 513485), (119, 435815), (505, 102697), (595, 87163), (707, 73355), (863, 60095), (1717, 30205), (3535, 14671), (4315, 12019), (6041, 8585)]