18162501

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:313

約数の個数: 32

約数和(自身を含む): 28615680

約数和(自身を除く): 10453179

約数列:

[1, 3, 7, 21, 59, 107, 137, 177, 321, 411, 413, 749, 959, 1239, 2247, 2877, 6313, 8083, 14659, 18939, 24249, 43977, 44191, 56581, 102613, 132573, 169743, 307839, 864881, 2594643, 6054167, 18162501]

約数ペア:

[(1, 18162501), (3, 6054167), (7, 2594643), (21, 864881), (59, 307839), (107, 169743), (137, 132573), (177, 102613), (321, 56581), (411, 44191), (413, 43977), (749, 24249), (959, 18939), (1239, 14659), (2247, 8083), (2877, 6313)]