201770999991

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{641}}^1\times {\mathrm{73943}}^1$

素因数の和:74644

約数の個数: 48

約数和(自身を含む): 325848137472

約数和(自身を除く): 124077137481

約数列:

[1, 3, 9, 11, 33, 43, 99, 129, 387, 473, 641, 1419, 1923, 4257, 5769, 7051, 21153, 27563, 63459, 73943, 82689, 221829, 248067, 303193, 665487, 813373, 909579, 2440119, 2728737, 3179549, 7320357, 9538647, 28615941, 34975039, 47397463, 104925117, 142192389, 314775351, 426577167, 521372093, 1564116279, 2038090909, 4692348837, 6114272727, 18342818181, 22418999999, 67256999997, 201770999991]

約数ペア:

[(1, 201770999991), (3, 67256999997), (9, 22418999999), (11, 18342818181), (33, 6114272727), (43, 4692348837), (99, 2038090909), (129, 1564116279), (387, 521372093), (473, 426577167), (641, 314775351), (1419, 142192389), (1923, 104925117), (4257, 47397463), (5769, 34975039), (7051, 28615941), (21153, 9538647), (27563, 7320357), (63459, 3179549), (73943, 2728737), (82689, 2440119), (221829, 909579), (248067, 813373), (303193, 665487)]