31190985

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1193}}^1$

素因数の和:1294

約数の個数: 48

約数和(自身を含む): 62584704

約数和(自身を除く): 31393719

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 83, 105, 249, 315, 415, 581, 747, 1193, 1245, 1743, 2905, 3579, 3735, 5229, 5965, 8351, 8715, 10737, 17895, 25053, 26145, 41755, 53685, 75159, 99019, 125265, 297057, 375795, 495095, 693133, 891171, 1485285, 2079399, 3465665, 4455855, 6238197, 10396995, 31190985]

約数ペア:

[(1, 31190985), (3, 10396995), (5, 6238197), (7, 4455855), (9, 3465665), (15, 2079399), (21, 1485285), (35, 891171), (45, 693133), (63, 495095), (83, 375795), (105, 297057), (249, 125265), (315, 99019), (415, 75159), (581, 53685), (747, 41755), (1193, 26145), (1245, 25053), (1743, 17895), (2905, 10737), (3579, 8715), (3735, 8351), (5229, 5965)]