1420688311

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{66347}}^1$

素因数の和:66403

約数の個数: 24

約数和(自身を含む): 1815281280

約数和(自身を除く): 394592969

約数列:

[1, 7, 19, 23, 49, 133, 161, 437, 931, 1127, 3059, 21413, 66347, 464429, 1260593, 1525981, 3251003, 8824151, 10681867, 28993639, 61769057, 74773069, 202955473, 1420688311]

約数ペア:

[(1, 1420688311), (7, 202955473), (19, 74773069), (23, 61769057), (49, 28993639), (133, 10681867), (161, 8824151), (437, 3251003), (931, 1525981), (1127, 1260593), (3059, 464429), (21413, 66347)]