3978885

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{607}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 7004160

約数和(自身を除く): 3025275

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 285, 345, 437, 607, 1311, 1821, 2185, 3035, 6555, 9105, 11533, 13961, 34599, 41883, 57665, 69805, 172995, 209415, 265259, 795777, 1326295, 3978885]

約数ペア:

[(1, 3978885), (3, 1326295), (5, 795777), (15, 265259), (19, 209415), (23, 172995), (57, 69805), (69, 57665), (95, 41883), (115, 34599), (285, 13961), (345, 11533), (437, 9105), (607, 6555), (1311, 3035), (1821, 2185)]