229898385

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1907}}^1$

素因数の和:1987

約数の個数: 64

約数和(自身を含む): 439603200

約数和(自身を除く): 209704815

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 47, 57, 95, 135, 141, 171, 235, 285, 423, 513, 705, 855, 893, 1269, 1907, 2115, 2565, 2679, 4465, 5721, 6345, 8037, 9535, 13395, 17163, 24111, 28605, 36233, 40185, 51489, 85815, 89629, 108699, 120555, 181165, 257445, 268887, 326097, 448145, 543495, 806661, 978291, 1344435, 1630485, 1702951, 2419983, 4033305, 4891455, 5108853, 8514755, 12099915, 15326559, 25544265, 45979677, 76632795, 229898385]

約数ペア:

[(1, 229898385), (3, 76632795), (5, 45979677), (9, 25544265), (15, 15326559), (19, 12099915), (27, 8514755), (45, 5108853), (47, 4891455), (57, 4033305), (95, 2419983), (135, 1702951), (141, 1630485), (171, 1344435), (235, 978291), (285, 806661), (423, 543495), (513, 448145), (705, 326097), (855, 268887), (893, 257445), (1269, 181165), (1907, 120555), (2115, 108699), (2565, 89629), (2679, 85815), (4465, 51489), (5721, 40185), (6345, 36233), (8037, 28605), (9535, 24111), (13395, 17163)]