40787487

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{659}}^1$

素因数の和:724

約数の個数: 36

約数和(自身を含む): 66426360

約数和(自身を除く): 25638873

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 529, 659, 897, 1587, 1977, 2691, 4761, 5931, 6877, 8567, 15157, 20631, 25701, 45471, 61893, 77103, 136413, 197041, 348611, 591123, 1045833, 1773369, 3137499, 4531943, 13595829, 40787487]

約数ペア:

[(1, 40787487), (3, 13595829), (9, 4531943), (13, 3137499), (23, 1773369), (39, 1045833), (69, 591123), (117, 348611), (207, 197041), (299, 136413), (529, 77103), (659, 61893), (897, 45471), (1587, 25701), (1977, 20631), (2691, 15157), (4761, 8567), (5931, 6877)]