87683438

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{19919}}^1$

素因数の和:20023

約数の個数: 16

約数和(自身を含む): 137687040

約数和(自身を除く): 50003602

約数列:

[1, 2, 31, 62, 71, 142, 2201, 4402, 19919, 39838, 617489, 1234978, 1414249, 2828498, 43841719, 87683438]

約数ペア:

[(1, 87683438), (2, 43841719), (31, 2828498), (62, 1414249), (71, 1234978), (142, 617489), (2201, 39838), (4402, 19919)]