131881428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{577}}^1\times {\mathrm{907}}^1$

素因数の和:1501

約数の個数: 72

約数和(自身を含む): 382071872

約数和(自身を除く): 250190444

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 577, 907, 1154, 1731, 1814, 2308, 2721, 3462, 3628, 4039, 5193, 5442, 6349, 6924, 8078, 8163, 10386, 10884, 12117, 12698, 16156, 16326, 19047, 20772, 24234, 25396, 32652, 36351, 38094, 48468, 57141, 72702, 76188, 114282, 145404, 228564, 523339, 1046678, 1570017, 2093356, 3140034, 3663373, 4710051, 6280068, 7326746, 9420102, 10990119, 14653492, 18840204, 21980238, 32970357, 43960476, 65940714, 131881428]

約数ペア:

[(1, 131881428), (2, 65940714), (3, 43960476), (4, 32970357), (6, 21980238), (7, 18840204), (9, 14653492), (12, 10990119), (14, 9420102), (18, 7326746), (21, 6280068), (28, 4710051), (36, 3663373), (42, 3140034), (63, 2093356), (84, 1570017), (126, 1046678), (252, 523339), (577, 228564), (907, 145404), (1154, 114282), (1731, 76188), (1814, 72702), (2308, 57141), (2721, 48468), (3462, 38094), (3628, 36351), (4039, 32652), (5193, 25396), (5442, 24234), (6349, 20772), (6924, 19047), (8078, 16326), (8163, 16156), (10386, 12698), (10884, 12117)]