15380123

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:155

約数の個数: 32

約数和(自身を含む): 18911232

約数和(自身を除く): 3531109

約数列:

[1, 11, 23, 31, 37, 53, 253, 341, 407, 583, 713, 851, 1147, 1219, 1643, 1961, 7843, 9361, 12617, 13409, 18073, 21571, 26381, 37789, 45103, 60791, 290191, 415679, 496133, 668701, 1398193, 15380123]

約数ペア:

[(1, 15380123), (11, 1398193), (23, 668701), (31, 496133), (37, 415679), (53, 290191), (253, 60791), (341, 45103), (407, 37789), (583, 26381), (713, 21571), (851, 18073), (1147, 13409), (1219, 12617), (1643, 9361), (1961, 7843)]