27720503161

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{571}}^1\times {\mathrm{2053}}^1$

素因数の和:2761

約数の個数: 32

約数和(自身を含む): 31975751808

約数和(自身を除く): 4255248647

約数列:

[1, 13, 17, 107, 221, 571, 1391, 1819, 2053, 7423, 9707, 23647, 26689, 34901, 61097, 126191, 219671, 453713, 794261, 1038649, 1172263, 2855723, 3734407, 13502437, 15239419, 19928471, 48547291, 125432141, 259070123, 1630617833, 2132346397, 27720503161]

約数ペア:

[(1, 27720503161), (13, 2132346397), (17, 1630617833), (107, 259070123), (221, 125432141), (571, 48547291), (1391, 19928471), (1819, 15239419), (2053, 13502437), (7423, 3734407), (9707, 2855723), (23647, 1172263), (26689, 1038649), (34901, 794261), (61097, 453713), (126191, 219671)]