161343728

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{110813}}^1$

素因数の和:110841

約数の個数: 40

約数和(自身を含む): 384746208

約数和(自身を除く): 223402480

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 110813, 221626, 443252, 775691, 886504, 1440569, 1551382, 1773008, 2881138, 3102764, 5762276, 6205528, 10083983, 11524552, 12411056, 20167966, 23049104, 40335932, 80671864, 161343728]

約数ペア:

[(1, 161343728), (2, 80671864), (4, 40335932), (7, 23049104), (8, 20167966), (13, 12411056), (14, 11524552), (16, 10083983), (26, 6205528), (28, 5762276), (52, 3102764), (56, 2881138), (91, 1773008), (104, 1551382), (112, 1440569), (182, 886504), (208, 775691), (364, 443252), (728, 221626), (1456, 110813)]