390189567

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{30697}}^1$

素因数の和:30942

約数の個数: 16

約数和(自身を含む): 550108160

約数和(自身を除く): 159918593

約数列:

[1, 3, 19, 57, 223, 669, 4237, 12711, 30697, 92091, 583243, 1749729, 6845431, 20536293, 130063189, 390189567]

約数ペア:

[(1, 390189567), (3, 130063189), (19, 20536293), (57, 6845431), (223, 1749729), (669, 583243), (4237, 92091), (12711, 30697)]