20270804939

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^2\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 25850803968

約数和(自身を除く): 5579999029

約数列:

[1, 7, 11, 77, 101, 131, 197, 707, 917, 1111, 1379, 1441, 2167, 7777, 10087, 10201, 13231, 15169, 19897, 25807, 71407, 92617, 112211, 139279, 145541, 180649, 218867, 283877, 785477, 1018787, 1336331, 1532069, 1987139, 2009597, 2606507, 9354317, 14067179, 14699641, 18245549, 22105567, 28671577, 102897487, 154738969, 200701039, 263257207, 1842800449, 2895829277, 20270804939]

約数ペア:

[(1, 20270804939), (7, 2895829277), (11, 1842800449), (77, 263257207), (101, 200701039), (131, 154738969), (197, 102897487), (707, 28671577), (917, 22105567), (1111, 18245549), (1379, 14699641), (1441, 14067179), (2167, 9354317), (7777, 2606507), (10087, 2009597), (10201, 1987139), (13231, 1532069), (15169, 1336331), (19897, 1018787), (25807, 785477), (71407, 283877), (92617, 218867), (112211, 180649), (139279, 145541)]