81890676

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{36107}}^1$

素因数の和:36130

約数の個数: 60

約数和(自身を含む): 244667808

約数和(自身を除く): 162777132

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, 36107, 72214, 108321, 144428, 216642, 252749, 324963, 433284, 505498, 649926, 758247, 974889, 1010996, 1299852, 1516494, 1949778, 2274741, 2924667, 3032988, 3899556, 4549482, 5849334, 6824223, 9098964, 11698668, 13648446, 20472669, 27296892, 40945338, 81890676]

約数ペア:

[(1, 81890676), (2, 40945338), (3, 27296892), (4, 20472669), (6, 13648446), (7, 11698668), (9, 9098964), (12, 6824223), (14, 5849334), (18, 4549482), (21, 3899556), (27, 3032988), (28, 2924667), (36, 2274741), (42, 1949778), (54, 1516494), (63, 1299852), (81, 1010996), (84, 974889), (108, 758247), (126, 649926), (162, 505498), (189, 433284), (252, 324963), (324, 252749), (378, 216642), (567, 144428), (756, 108321), (1134, 72214), (2268, 36107)]