81433156

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{4079}}^1$

素因数の和:4144

約数の個数: 48

約数和(自身を含む): 175472640

約数和(自身を除く): 94039484

約数列:

[1, 2, 4, 7, 14, 23, 28, 31, 46, 62, 92, 124, 161, 217, 322, 434, 644, 713, 868, 1426, 2852, 4079, 4991, 8158, 9982, 16316, 19964, 28553, 57106, 93817, 114212, 126449, 187634, 252898, 375268, 505796, 656719, 885143, 1313438, 1770286, 2626876, 2908327, 3540572, 5816654, 11633308, 20358289, 40716578, 81433156]

約数ペア:

[(1, 81433156), (2, 40716578), (4, 20358289), (7, 11633308), (14, 5816654), (23, 3540572), (28, 2908327), (31, 2626876), (46, 1770286), (62, 1313438), (92, 885143), (124, 656719), (161, 505796), (217, 375268), (322, 252898), (434, 187634), (644, 126449), (713, 114212), (868, 93817), (1426, 57106), (2852, 28553), (4079, 19964), (4991, 16316), (8158, 9982)]