208907512

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{76579}}^1$

素因数の和:76627

約数の個数: 32

約数和(自身を含む): 441100800

約数和(自身を除く): 232193288

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 1364, 2728, 76579, 153158, 306316, 612632, 842369, 1684738, 2373949, 3369476, 4747898, 6738952, 9495796, 18991592, 26113439, 52226878, 104453756, 208907512]

約数ペア:

[(1, 208907512), (2, 104453756), (4, 52226878), (8, 26113439), (11, 18991592), (22, 9495796), (31, 6738952), (44, 4747898), (62, 3369476), (88, 2373949), (124, 1684738), (248, 842369), (341, 612632), (682, 306316), (1364, 153158), (2728, 76579)]