81657432

素因数分解:

$2^3\times 3^2\times {\mathrm{797}}^1\times {\mathrm{1423}}^1$

素因数の和:2232

約数の個数: 48

約数和(自身を含む): 221588640

約数和(自身を除く): 139931208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 797, 1423, 1594, 2391, 2846, 3188, 4269, 4782, 5692, 6376, 7173, 8538, 9564, 11384, 12807, 14346, 17076, 19128, 25614, 28692, 34152, 51228, 57384, 102456, 1134131, 2268262, 3402393, 4536524, 6804786, 9073048, 10207179, 13609572, 20414358, 27219144, 40828716, 81657432]

約数ペア:

[(1, 81657432), (2, 40828716), (3, 27219144), (4, 20414358), (6, 13609572), (8, 10207179), (9, 9073048), (12, 6804786), (18, 4536524), (24, 3402393), (36, 2268262), (72, 1134131), (797, 102456), (1423, 57384), (1594, 51228), (2391, 34152), (2846, 28692), (3188, 25614), (4269, 19128), (4782, 17076), (5692, 14346), (6376, 12807), (7173, 11384), (8538, 9564)]