208889210873

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1\times {\mathrm{823}}^1$

素因数の和:1222

約数の個数: 64

約数和(自身を含む): 255031296000

約数和(自身を除く): 46142085127

約数列:

[1, 7, 29, 61, 103, 199, 203, 427, 721, 823, 1393, 1769, 2987, 5761, 5771, 6283, 12139, 12383, 20497, 20909, 23867, 40397, 43981, 50203, 84769, 84973, 143479, 163777, 167069, 182207, 351421, 352031, 593383, 594413, 1146439, 1250317, 1275449, 1455887, 2458301, 2464217, 4160891, 4749533, 5170909, 8752219, 9990397, 10191209, 16869031, 17208107, 33246731, 36196363, 36259193, 69932779, 118083217, 149956361, 253814351, 289721513, 489201899, 1029010891, 1049694527, 2028050591, 3424413293, 7203076237, 29841315839, 208889210873]

約数ペア:

[(1, 208889210873), (7, 29841315839), (29, 7203076237), (61, 3424413293), (103, 2028050591), (199, 1049694527), (203, 1029010891), (427, 489201899), (721, 289721513), (823, 253814351), (1393, 149956361), (1769, 118083217), (2987, 69932779), (5761, 36259193), (5771, 36196363), (6283, 33246731), (12139, 17208107), (12383, 16869031), (20497, 10191209), (20909, 9990397), (23867, 8752219), (40397, 5170909), (43981, 4749533), (50203, 4160891), (84769, 2464217), (84973, 2458301), (143479, 1455887), (163777, 1275449), (167069, 1250317), (182207, 1146439), (351421, 594413), (352031, 593383)]