1900471972685

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{26316859}}^1$

素因数の和:26316989

約数の個数: 32

約数和(自身を含む): 2705794277760

約数和(自身を除く): 805322305075

約数列:

[1, 5, 11, 13, 55, 65, 101, 143, 505, 715, 1111, 1313, 5555, 6565, 14443, 72215, 26316859, 131584295, 289485449, 342119167, 1447427245, 1710595835, 2658002759, 3763310837, 13290013795, 18816554185, 29238030349, 34554035867, 146190151745, 172770179335, 380094394537, 1900471972685]

約数ペア:

[(1, 1900471972685), (5, 380094394537), (11, 172770179335), (13, 146190151745), (55, 34554035867), (65, 29238030349), (101, 18816554185), (143, 13290013795), (505, 3763310837), (715, 2658002759), (1111, 1710595835), (1313, 1447427245), (5555, 342119167), (6565, 289485449), (14443, 131584295), (72215, 26316859)]