31539656

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:509

約数の個数: 32

約数和(自身を含む): 60328800

約数和(自身を除く): 28789144

約数列:

[1, 2, 4, 8, 113, 139, 226, 251, 278, 452, 502, 556, 904, 1004, 1112, 2008, 15707, 28363, 31414, 34889, 56726, 62828, 69778, 113452, 125656, 139556, 226904, 279112, 3942457, 7884914, 15769828, 31539656]

約数ペア:

[(1, 31539656), (2, 15769828), (4, 7884914), (8, 3942457), (113, 279112), (139, 226904), (226, 139556), (251, 125656), (278, 113452), (452, 69778), (502, 62828), (556, 56726), (904, 34889), (1004, 31414), (1112, 28363), (2008, 15707)]