222784155

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2113}}^1$

素因数の和:2209

約数の個数: 64

約数和(自身を含む): 438359040

約数和(自身を除く): 215574885

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 71, 99, 135, 165, 213, 297, 355, 495, 639, 781, 1065, 1485, 1917, 2113, 2343, 3195, 3905, 6339, 7029, 9585, 10565, 11715, 19017, 21087, 23243, 31695, 35145, 57051, 69729, 95085, 105435, 116215, 150023, 209187, 285255, 348645, 450069, 627561, 750115, 1045935, 1350207, 1650253, 2250345, 3137805, 4050621, 4950759, 6751035, 8251265, 14852277, 20253105, 24753795, 44556831, 74261385, 222784155]

約数ペア:

[(1, 222784155), (3, 74261385), (5, 44556831), (9, 24753795), (11, 20253105), (15, 14852277), (27, 8251265), (33, 6751035), (45, 4950759), (55, 4050621), (71, 3137805), (99, 2250345), (135, 1650253), (165, 1350207), (213, 1045935), (297, 750115), (355, 627561), (495, 450069), (639, 348645), (781, 285255), (1065, 209187), (1485, 150023), (1917, 116215), (2113, 105435), (2343, 95085), (3195, 69729), (3905, 57051), (6339, 35145), (7029, 31695), (9585, 23243), (10565, 21087), (11715, 19017)]