157640508

素因数分解:

$2^2\times 3^2\times {\mathrm{349}}^1\times {\mathrm{12547}}^1$

素因数の和:12906

約数の個数: 36

約数和(自身を含む): 399653800

約数和(自身を除く): 242013292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 349, 698, 1047, 1396, 2094, 3141, 4188, 6282, 12547, 12564, 25094, 37641, 50188, 75282, 112923, 150564, 225846, 451692, 4378903, 8757806, 13136709, 17515612, 26273418, 39410127, 52546836, 78820254, 157640508]

約数ペア:

[(1, 157640508), (2, 78820254), (3, 52546836), (4, 39410127), (6, 26273418), (9, 17515612), (12, 13136709), (18, 8757806), (36, 4378903), (349, 451692), (698, 225846), (1047, 150564), (1396, 112923), (2094, 75282), (3141, 50188), (4188, 37641), (6282, 25094), (12547, 12564)]