3905209791

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{3011}}^1$

素因数の和:3221

約数の個数: 72

約数和(自身を含む): 6990285744

約数和(自身を除く): 3085075953

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 173, 357, 441, 519, 833, 1071, 1211, 1557, 2499, 2941, 3011, 3633, 7497, 8477, 8823, 9033, 10899, 20587, 21077, 25431, 26469, 27099, 51187, 61761, 63231, 76293, 144109, 147539, 153561, 185283, 189693, 358309, 432327, 442617, 460683, 520903, 1074927, 1296981, 1327851, 1562709, 2508163, 3224781, 3646321, 4688127, 7524489, 8855351, 10938963, 22573467, 25524247, 26566053, 32816889, 61987457, 76572741, 79698159, 185962371, 229718223, 433912199, 557887113, 1301736597, 3905209791]

約数ペア:

[(1, 3905209791), (3, 1301736597), (7, 557887113), (9, 433912199), (17, 229718223), (21, 185962371), (49, 79698159), (51, 76572741), (63, 61987457), (119, 32816889), (147, 26566053), (153, 25524247), (173, 22573467), (357, 10938963), (441, 8855351), (519, 7524489), (833, 4688127), (1071, 3646321), (1211, 3224781), (1557, 2508163), (2499, 1562709), (2941, 1327851), (3011, 1296981), (3633, 1074927), (7497, 520903), (8477, 460683), (8823, 442617), (9033, 432327), (10899, 358309), (20587, 189693), (21077, 185283), (25431, 153561), (26469, 147539), (27099, 144109), (51187, 76293), (61761, 63231)]