81373572

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{35879}}^1$

素因数の和:35902

約数の個数: 60

約数和(自身を含む): 243122880

約数和(自身を除く): 161749308

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 35879, 71758, 107637, 143516, 215274, 251153, 322911, 430548, 502306, 645822, 753459, 968733, 1004612, 1291644, 1506918, 1937466, 2260377, 2906199, 3013836, 3874932, 4520754, 5812398, 6781131, 9041508, 11624796, 13562262, 20343393, 27124524, 40686786, 81373572]

約数ペア:

[(1, 81373572), (2, 40686786), (3, 27124524), (4, 20343393), (6, 13562262), (7, 11624796), (9, 9041508), (12, 6781131), (14, 5812398), (18, 4520754), (21, 3874932), (27, 3013836), (28, 2906199), (36, 2260377), (42, 1937466), (54, 1506918), (63, 1291644), (81, 1004612), (84, 968733), (108, 753459), (126, 645822), (162, 502306), (189, 430548), (252, 322911), (324, 251153), (378, 215274), (567, 143516), (756, 107637), (1134, 71758), (2268, 35879)]