81433728

素因数分解:

$2^7\times 3^3\times {\mathrm{23563}}^1$

素因数の和:23586

約数の個数: 64

約数和(自身を含む): 240352800

約数和(自身を除く): 158919072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 288, 384, 432, 576, 864, 1152, 1728, 3456, 23563, 47126, 70689, 94252, 141378, 188504, 212067, 282756, 377008, 424134, 565512, 636201, 754016, 848268, 1131024, 1272402, 1508032, 1696536, 2262048, 2544804, 3016064, 3393072, 4524096, 5089608, 6786144, 9048192, 10179216, 13572288, 20358432, 27144576, 40716864, 81433728]

約数ペア:

[(1, 81433728), (2, 40716864), (3, 27144576), (4, 20358432), (6, 13572288), (8, 10179216), (9, 9048192), (12, 6786144), (16, 5089608), (18, 4524096), (24, 3393072), (27, 3016064), (32, 2544804), (36, 2262048), (48, 1696536), (54, 1508032), (64, 1272402), (72, 1131024), (96, 848268), (108, 754016), (128, 636201), (144, 565512), (192, 424134), (216, 377008), (288, 282756), (384, 212067), (432, 188504), (576, 141378), (864, 94252), (1152, 70689), (1728, 47126), (3456, 23563)]