81661824

素因数分解:

$2^7\times 3^3\times {\mathrm{23629}}^1$

素因数の和:23652

約数の個数: 64

約数和(自身を含む): 241026000

約数和(自身を除く): 159364176

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, 23629, 47258, 70887, 94516, 141774, 189032, 212661, 283548, 378064, 425322, 567096, 637983, 756128, 850644, 1134192, 1275966, 1512256, 1701288, 2268384, 2551932, 3024512, 3402576, 4536768, 5103864, 6805152, 9073536, 10207728, 13610304, 20415456, 27220608, 40830912, 81661824]

約数ペア:

[(1, 81661824), (2, 40830912), (3, 27220608), (4, 20415456), (6, 13610304), (8, 10207728), (9, 9073536), (12, 6805152), (16, 5103864), (18, 4536768), (24, 3402576), (27, 3024512), (32, 2551932), (36, 2268384), (48, 1701288), (54, 1512256), (64, 1275966), (72, 1134192), (96, 850644), (108, 756128), (128, 637983), (144, 567096), (192, 425322), (216, 378064), (288, 283548), (384, 212661), (432, 189032), (576, 141774), (864, 94516), (1152, 70887), (1728, 47258), (3456, 23629)]