57289239

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31357}}^1$

素因数の和:31399

約数の個数: 24

約数和(自身を含む): 97836960

約数和(自身を除く): 40547721

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 31357, 94071, 219499, 282213, 658497, 909353, 1975491, 2728059, 6365471, 8184177, 19096413, 57289239]

約数ペア:

[(1, 57289239), (3, 19096413), (7, 8184177), (9, 6365471), (21, 2728059), (29, 1975491), (63, 909353), (87, 658497), (203, 282213), (261, 219499), (609, 94071), (1827, 31357)]