749593521

素因数分解:

$3^6\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:337

約数の個数: 56

約数和(自身を含む): 1159454400

約数和(自身を除く): 409860879

約数列:

[1, 3, 9, 27, 67, 81, 103, 149, 201, 243, 309, 447, 603, 729, 927, 1341, 1809, 2781, 4023, 5427, 6901, 8343, 9983, 12069, 15347, 16281, 20703, 25029, 29949, 36207, 46041, 48843, 62109, 75087, 89847, 108621, 138123, 186327, 269541, 414369, 558981, 808623, 1028249, 1243107, 1676943, 2425869, 3084747, 3729321, 5030829, 7277607, 9254241, 11187963, 27762723, 83288169, 249864507, 749593521]

約数ペア:

[(1, 749593521), (3, 249864507), (9, 83288169), (27, 27762723), (67, 11187963), (81, 9254241), (103, 7277607), (149, 5030829), (201, 3729321), (243, 3084747), (309, 2425869), (447, 1676943), (603, 1243107), (729, 1028249), (927, 808623), (1341, 558981), (1809, 414369), (2781, 269541), (4023, 186327), (5427, 138123), (6901, 108621), (8343, 89847), (9983, 75087), (12069, 62109), (15347, 48843), (16281, 46041), (20703, 36207), (25029, 29949)]