228904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:121

約数の個数: 32

約数和(自身を含む): 483840

約数和(自身を除く): 254936

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 71, 104, 124, 142, 248, 284, 403, 568, 806, 923, 1612, 1846, 2201, 3224, 3692, 4402, 7384, 8804, 17608, 28613, 57226, 114452, 228904]

約数ペア:

[(1, 228904), (2, 114452), (4, 57226), (8, 28613), (13, 17608), (26, 8804), (31, 7384), (52, 4402), (62, 3692), (71, 3224), (104, 2201), (124, 1846), (142, 1612), (248, 923), (284, 806), (403, 568)]