1257992

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{2347}}^1$

素因数の和:2420

約数の個数: 16

約数和(自身を含む): 2394960

約数和(自身を除く): 1136968

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 2347, 4694, 9388, 18776, 157249, 314498, 628996, 1257992]

約数ペア:

[(1, 1257992), (2, 628996), (4, 314498), (8, 157249), (67, 18776), (134, 9388), (268, 4694), (536, 2347)]