28727452

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 56899584

約数和(自身を除く): 28172132

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 71, 124, 142, 251, 284, 403, 502, 806, 923, 1004, 1612, 1846, 2201, 3263, 3692, 4402, 6526, 7781, 8804, 13052, 15562, 17821, 28613, 31124, 35642, 57226, 71284, 101153, 114452, 202306, 231673, 404612, 463346, 552451, 926692, 1104902, 2209804, 7181863, 14363726, 28727452]

約数ペア:

[(1, 28727452), (2, 14363726), (4, 7181863), (13, 2209804), (26, 1104902), (31, 926692), (52, 552451), (62, 463346), (71, 404612), (124, 231673), (142, 202306), (251, 114452), (284, 101153), (403, 71284), (502, 57226), (806, 35642), (923, 31124), (1004, 28613), (1612, 17821), (1846, 15562), (2201, 13052), (3263, 8804), (3692, 7781), (4402, 6526)]