1285687611

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2617}}^1$

素因数の和:2685

約数の個数: 72

約数和(自身を含む): 2242159920

約数和(自身を除く): 956472309

約数列:

[1, 3, 9, 13, 17, 19, 39, 51, 57, 117, 153, 169, 171, 221, 247, 323, 507, 663, 741, 969, 1521, 1989, 2223, 2617, 2873, 2907, 3211, 4199, 7851, 8619, 9633, 12597, 23553, 25857, 28899, 34021, 37791, 44489, 49723, 54587, 102063, 133467, 149169, 163761, 306189, 400401, 442273, 447507, 491283, 578357, 646399, 845291, 1326819, 1735071, 1939197, 2535873, 3980457, 5205213, 5817591, 7518641, 7607619, 8403187, 10988783, 22555923, 25209561, 32966349, 67667769, 75628683, 98899047, 142854179, 428562537, 1285687611]

約数ペア:

[(1, 1285687611), (3, 428562537), (9, 142854179), (13, 98899047), (17, 75628683), (19, 67667769), (39, 32966349), (51, 25209561), (57, 22555923), (117, 10988783), (153, 8403187), (169, 7607619), (171, 7518641), (221, 5817591), (247, 5205213), (323, 3980457), (507, 2535873), (663, 1939197), (741, 1735071), (969, 1326819), (1521, 845291), (1989, 646399), (2223, 578357), (2617, 491283), (2873, 447507), (2907, 442273), (3211, 400401), (4199, 306189), (7851, 163761), (8619, 149169), (9633, 133467), (12597, 102063), (23553, 54587), (25857, 49723), (28899, 44489), (34021, 37791)]