31731129

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{947}}^1$

素因数の和:1046

約数の個数: 32

約数和(自身を含む): 50509440

約数和(自身を除く): 18778311

約数列:

[1, 3, 9, 17, 27, 51, 73, 153, 219, 459, 657, 947, 1241, 1971, 2841, 3723, 8523, 11169, 16099, 25569, 33507, 48297, 69131, 144891, 207393, 434673, 622179, 1175227, 1866537, 3525681, 10577043, 31731129]

約数ペア:

[(1, 31731129), (3, 10577043), (9, 3525681), (17, 1866537), (27, 1175227), (51, 622179), (73, 434673), (153, 207393), (219, 144891), (459, 69131), (657, 48297), (947, 33507), (1241, 25569), (1971, 16099), (2841, 11169), (3723, 8523)]