16695395

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:195

約数の個数: 32

約数和(自身を含む): 22260480

約数和(自身を除く): 5565085

約数列:

[1, 5, 19, 43, 61, 67, 95, 215, 305, 335, 817, 1159, 1273, 2623, 2881, 4085, 4087, 5795, 6365, 13115, 14405, 20435, 49837, 54739, 77653, 175741, 249185, 273695, 388265, 878705, 3339079, 16695395]

約数ペア:

[(1, 16695395), (5, 3339079), (19, 878705), (43, 388265), (61, 273695), (67, 249185), (95, 175741), (215, 77653), (305, 54739), (335, 49837), (817, 20435), (1159, 14405), (1273, 13115), (2623, 6365), (2881, 5795), (4085, 4087)]