277780408

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{6971}}^1$

素因数の和:7287

約数の個数: 32

約数和(自身を含む): 553437360

約数和(自身を除く): 275656952

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 293, 586, 1172, 2344, 4981, 6971, 9962, 13942, 19924, 27884, 39848, 55768, 118507, 237014, 474028, 948056, 2042503, 4085006, 8170012, 16340024, 34722551, 69445102, 138890204, 277780408]

約数ペア:

[(1, 277780408), (2, 138890204), (4, 69445102), (8, 34722551), (17, 16340024), (34, 8170012), (68, 4085006), (136, 2042503), (293, 948056), (586, 474028), (1172, 237014), (2344, 118507), (4981, 55768), (6971, 39848), (9962, 27884), (13942, 19924)]