16385215

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:160

約数の個数: 48

約数和(自身を含む): 25510464

約数和(自身を除く): 9125249

約数列:

[1, 5, 7, 11, 35, 53, 55, 73, 77, 121, 265, 365, 371, 385, 511, 583, 605, 803, 847, 1855, 2555, 2915, 3869, 4015, 4081, 4235, 5621, 6413, 8833, 19345, 20405, 27083, 28105, 32065, 42559, 44165, 44891, 61831, 135415, 212795, 224455, 297913, 309155, 468149, 1489565, 2340745, 3277043, 16385215]

約数ペア:

[(1, 16385215), (5, 3277043), (7, 2340745), (11, 1489565), (35, 468149), (53, 309155), (55, 297913), (73, 224455), (77, 212795), (121, 135415), (265, 61831), (365, 44891), (371, 44165), (385, 42559), (511, 32065), (583, 28105), (605, 27083), (803, 20405), (847, 19345), (1855, 8833), (2555, 6413), (2915, 5621), (3869, 4235), (4015, 4081)]