70917021

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{317}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 121440384

約数和(自身を除く): 50523363

約数列:

[1, 3, 7, 9, 21, 53, 63, 67, 159, 201, 317, 371, 469, 477, 603, 951, 1113, 1407, 2219, 2853, 3339, 3551, 4221, 6657, 10653, 16801, 19971, 21239, 24857, 31959, 50403, 63717, 74571, 117607, 148673, 151209, 191151, 223713, 352821, 446019, 1058463, 1125667, 1338057, 3377001, 7879669, 10131003, 23639007, 70917021]

約数ペア:

[(1, 70917021), (3, 23639007), (7, 10131003), (9, 7879669), (21, 3377001), (53, 1338057), (63, 1125667), (67, 1058463), (159, 446019), (201, 352821), (317, 223713), (371, 191151), (469, 151209), (477, 148673), (603, 117607), (951, 74571), (1113, 63717), (1407, 50403), (2219, 31959), (2853, 24857), (3339, 21239), (3551, 19971), (4221, 16801), (6657, 10653)]