278360992017

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1\times {\mathrm{9103}}^1$

素因数の和:9604

約数の個数: 80

約数和(自身を含む): 449710652160

約数和(自身を除く): 171349660143

約数列:

[1, 3, 9, 17, 27, 51, 53, 81, 153, 159, 419, 459, 477, 901, 1257, 1377, 1431, 2703, 3771, 4293, 7123, 8109, 9103, 11313, 21369, 22207, 24327, 27309, 33939, 64107, 66621, 72981, 81927, 154751, 192321, 199863, 245781, 377519, 464253, 482459, 576963, 599589, 737343, 1132557, 1392759, 1447377, 1798767, 3397671, 3814157, 4178277, 4342131, 8201803, 10193013, 11442471, 12534831, 13026393, 24605409, 30579039, 34327413, 39079179, 64840669, 73816227, 102982239, 194522007, 202150321, 221448681, 308946717, 583566021, 606450963, 664346043, 1750698063, 1819352889, 3436555457, 5252094189, 5458058667, 10309666371, 16374176001, 30928999113, 92786997339, 278360992017]

約数ペア:

[(1, 278360992017), (3, 92786997339), (9, 30928999113), (17, 16374176001), (27, 10309666371), (51, 5458058667), (53, 5252094189), (81, 3436555457), (153, 1819352889), (159, 1750698063), (419, 664346043), (459, 606450963), (477, 583566021), (901, 308946717), (1257, 221448681), (1377, 202150321), (1431, 194522007), (2703, 102982239), (3771, 73816227), (4293, 64840669), (7123, 39079179), (8109, 34327413), (9103, 30579039), (11313, 24605409), (21369, 13026393), (22207, 12534831), (24327, 11442471), (27309, 10193013), (33939, 8201803), (64107, 4342131), (66621, 4178277), (72981, 3814157), (81927, 3397671), (154751, 1798767), (192321, 1447377), (199863, 1392759), (245781, 1132557), (377519, 737343), (464253, 599589), (482459, 576963)]