87472979

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{587}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 108380160

約数和(自身を除く): 20907181

約数列:

[1, 11, 19, 23, 31, 209, 253, 341, 437, 587, 589, 713, 4807, 6457, 6479, 7843, 11153, 13501, 13547, 18197, 122683, 148511, 149017, 200167, 256519, 345743, 418531, 2821709, 3803173, 4603841, 7952089, 87472979]

約数ペア:

[(1, 87472979), (11, 7952089), (19, 4603841), (23, 3803173), (31, 2821709), (209, 418531), (253, 345743), (341, 256519), (437, 200167), (587, 149017), (589, 148511), (713, 122683), (4807, 18197), (6457, 13547), (6479, 13501), (7843, 11153)]