31353784

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2213}}^1$

素因数の和:2260

約数の個数: 64

約数和(自身を含む): 76515840

約数和(自身を除く): 45162056

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 56, 77, 88, 92, 154, 161, 184, 253, 308, 322, 506, 616, 644, 1012, 1288, 1771, 2024, 2213, 3542, 4426, 7084, 8852, 14168, 15491, 17704, 24343, 30982, 48686, 50899, 61964, 97372, 101798, 123928, 170401, 194744, 203596, 340802, 356293, 407192, 559889, 681604, 712586, 1119778, 1363208, 1425172, 2239556, 2850344, 3919223, 4479112, 7838446, 15676892, 31353784]

約数ペア:

[(1, 31353784), (2, 15676892), (4, 7838446), (7, 4479112), (8, 3919223), (11, 2850344), (14, 2239556), (22, 1425172), (23, 1363208), (28, 1119778), (44, 712586), (46, 681604), (56, 559889), (77, 407192), (88, 356293), (92, 340802), (154, 203596), (161, 194744), (184, 170401), (253, 123928), (308, 101798), (322, 97372), (506, 61964), (616, 50899), (644, 48686), (1012, 30982), (1288, 24343), (1771, 17704), (2024, 15491), (2213, 14168), (3542, 8852), (4426, 7084)]