39992355

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{499}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 75348000

約数和(自身を除く): 35355645

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 137, 195, 411, 499, 585, 685, 1233, 1497, 1781, 2055, 2495, 4491, 5343, 6165, 6487, 7485, 8905, 16029, 19461, 22455, 26715, 32435, 58383, 68363, 80145, 97305, 205089, 291915, 341815, 615267, 888719, 1025445, 2666157, 3076335, 4443595, 7998471, 13330785, 39992355]

約数ペア:

[(1, 39992355), (3, 13330785), (5, 7998471), (9, 4443595), (13, 3076335), (15, 2666157), (39, 1025445), (45, 888719), (65, 615267), (117, 341815), (137, 291915), (195, 205089), (411, 97305), (499, 80145), (585, 68363), (685, 58383), (1233, 32435), (1497, 26715), (1781, 22455), (2055, 19461), (2495, 16029), (4491, 8905), (5343, 7485), (6165, 6487)]