28854735

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21139}}^1$

素因数の和:21167

約数の個数: 32

約数和(自身を含む): 56824320

約数和(自身を除く): 27969585

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 21139, 63417, 105695, 147973, 274807, 317085, 443919, 739865, 824421, 1374035, 1923649, 2219595, 4122105, 5770947, 9618245, 28854735]

約数ペア:

[(1, 28854735), (3, 9618245), (5, 5770947), (7, 4122105), (13, 2219595), (15, 1923649), (21, 1374035), (35, 824421), (39, 739865), (65, 443919), (91, 317085), (105, 274807), (195, 147973), (273, 105695), (455, 63417), (1365, 21139)]