2005255689

素因数分解:

$3^1\times {\mathrm{17}}^4\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:275

約数の個数: 40

約数和(自身を含む): 2913544512

約数和(自身を除く): 908288823

約数列:

[1, 3, 17, 51, 53, 151, 159, 289, 453, 867, 901, 2567, 2703, 4913, 7701, 8003, 14739, 15317, 24009, 43639, 45951, 83521, 130917, 136051, 250563, 260389, 408153, 741863, 781167, 2225589, 2312867, 4426613, 6938601, 12611671, 13279839, 37835013, 39318739, 117956217, 668418563, 2005255689]

約数ペア:

[(1, 2005255689), (3, 668418563), (17, 117956217), (51, 39318739), (53, 37835013), (151, 13279839), (159, 12611671), (289, 6938601), (453, 4426613), (867, 2312867), (901, 2225589), (2567, 781167), (2703, 741863), (4913, 408153), (7701, 260389), (8003, 250563), (14739, 136051), (15317, 130917), (24009, 83521), (43639, 45951)]