71640135

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{467}}^1\times {\mathrm{487}}^1$

素因数の和:972

約数の個数: 48

約数和(自身を含む): 142511616

約数和(自身を除く): 70871481

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 467, 487, 1401, 1461, 2335, 2435, 3269, 3409, 4203, 4383, 7005, 7305, 9807, 10227, 16345, 17045, 21015, 21915, 29421, 30681, 49035, 51135, 147105, 153405, 227429, 682287, 1137145, 1592003, 2046861, 3411435, 4776009, 7960015, 10234305, 14328027, 23880045, 71640135]

約数ペア:

[(1, 71640135), (3, 23880045), (5, 14328027), (7, 10234305), (9, 7960015), (15, 4776009), (21, 3411435), (35, 2046861), (45, 1592003), (63, 1137145), (105, 682287), (315, 227429), (467, 153405), (487, 147105), (1401, 51135), (1461, 49035), (2335, 30681), (2435, 29421), (3269, 21915), (3409, 21015), (4203, 17045), (4383, 16345), (7005, 10227), (7305, 9807)]