855333507

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{547}}^1\times {\mathrm{3919}}^1$

素因数の和:4495

約数の個数: 32

約数和(自身を含む): 1374822400

約数和(自身を除く): 519488893

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 547, 1641, 3829, 3919, 10393, 11487, 11757, 27433, 31179, 72751, 74461, 82299, 218253, 223383, 521227, 1563681, 2143693, 6431079, 15005851, 40730167, 45017553, 122190501, 285111169, 855333507]

約数ペア:

[(1, 855333507), (3, 285111169), (7, 122190501), (19, 45017553), (21, 40730167), (57, 15005851), (133, 6431079), (399, 2143693), (547, 1563681), (1641, 521227), (3829, 223383), (3919, 218253), (10393, 82299), (11487, 74461), (11757, 72751), (27433, 31179)]