213540316

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{2111}}^1$

素因数の和:2167

約数の個数: 48

約数和(自身を含む): 432875520

約数和(自身を除く): 219335204

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 121, 209, 242, 418, 484, 836, 1331, 2111, 2299, 2662, 4222, 4598, 5324, 8444, 9196, 23221, 25289, 40109, 46442, 50578, 80218, 92884, 101156, 160436, 255431, 441199, 510862, 882398, 1021724, 1764796, 2809741, 4853189, 5619482, 9706378, 11238964, 19412756, 53385079, 106770158, 213540316]

約数ペア:

[(1, 213540316), (2, 106770158), (4, 53385079), (11, 19412756), (19, 11238964), (22, 9706378), (38, 5619482), (44, 4853189), (76, 2809741), (121, 1764796), (209, 1021724), (242, 882398), (418, 510862), (484, 441199), (836, 255431), (1331, 160436), (2111, 101156), (2299, 92884), (2662, 80218), (4222, 50578), (4598, 46442), (5324, 40109), (8444, 25289), (9196, 23221)]