201808341

素因数分解:

$3^6\times 7^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:653

約数の個数: 56

約数和(自身を含む): 351298944

約数和(自身を除く): 149490603

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 81, 189, 213, 243, 497, 557, 567, 639, 729, 1491, 1671, 1701, 1917, 3899, 4473, 5013, 5103, 5751, 11697, 13419, 15039, 17253, 35091, 39547, 40257, 45117, 51759, 105273, 118641, 120771, 135351, 276829, 315819, 355923, 362313, 406053, 830487, 947457, 1067769, 2491461, 2842371, 3203307, 7474383, 9609921, 22423149, 28829763, 67269447, 201808341]

約数ペア:

[(1, 201808341), (3, 67269447), (7, 28829763), (9, 22423149), (21, 9609921), (27, 7474383), (63, 3203307), (71, 2842371), (81, 2491461), (189, 1067769), (213, 947457), (243, 830487), (497, 406053), (557, 362313), (567, 355923), (639, 315819), (729, 276829), (1491, 135351), (1671, 120771), (1701, 118641), (1917, 105273), (3899, 51759), (4473, 45117), (5013, 40257), (5103, 39547), (5751, 35091), (11697, 17253), (13419, 15039)]