388261523

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{353}}^1$

素因数の和:519

約数の個数: 32

約数和(自身を含む): 454762560

約数和(自身を除く): 66501037

約数列:

[1, 13, 19, 61, 73, 247, 353, 793, 949, 1159, 1387, 4453, 4589, 6707, 15067, 18031, 21533, 25769, 57889, 84607, 87191, 279929, 334997, 409127, 489611, 1099891, 1571909, 5318651, 6364943, 20434817, 29866271, 388261523]

約数ペア:

[(1, 388261523), (13, 29866271), (19, 20434817), (61, 6364943), (73, 5318651), (247, 1571909), (353, 1099891), (793, 489611), (949, 409127), (1159, 334997), (1387, 279929), (4453, 87191), (4589, 84607), (6707, 57889), (15067, 25769), (18031, 21533)]