81787908

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{8009}}^1$

素因数の和:8076

約数の個数: 48

約数和(自身を含む): 204543360

約数和(自身を除く): 122755452

約数列:

[1, 2, 3, 4, 6, 12, 23, 37, 46, 69, 74, 92, 111, 138, 148, 222, 276, 444, 851, 1702, 2553, 3404, 5106, 8009, 10212, 16018, 24027, 32036, 48054, 96108, 184207, 296333, 368414, 552621, 592666, 736828, 888999, 1105242, 1185332, 1777998, 2210484, 3555996, 6815659, 13631318, 20446977, 27262636, 40893954, 81787908]

約数ペア:

[(1, 81787908), (2, 40893954), (3, 27262636), (4, 20446977), (6, 13631318), (12, 6815659), (23, 3555996), (37, 2210484), (46, 1777998), (69, 1185332), (74, 1105242), (92, 888999), (111, 736828), (138, 592666), (148, 552621), (222, 368414), (276, 296333), (444, 184207), (851, 96108), (1702, 48054), (2553, 32036), (3404, 24027), (5106, 16018), (8009, 10212)]