309156507

素因数分解:

$3^7\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:284

約数の個数: 64

約数和(自身を含む): 515773440

約数和(自身を除く): 206616933

約数列:

[1, 3, 9, 11, 27, 33, 71, 81, 99, 181, 213, 243, 297, 543, 639, 729, 781, 891, 1629, 1917, 1991, 2187, 2343, 2673, 4887, 5751, 5973, 7029, 8019, 12851, 14661, 17253, 17919, 21087, 24057, 38553, 43983, 51759, 53757, 63261, 115659, 131949, 141361, 155277, 161271, 189783, 346977, 395847, 424083, 483813, 569349, 1040931, 1272249, 1451439, 1708047, 3122793, 3816747, 4354317, 9368379, 11450241, 28105137, 34350723, 103052169, 309156507]

約数ペア:

[(1, 309156507), (3, 103052169), (9, 34350723), (11, 28105137), (27, 11450241), (33, 9368379), (71, 4354317), (81, 3816747), (99, 3122793), (181, 1708047), (213, 1451439), (243, 1272249), (297, 1040931), (543, 569349), (639, 483813), (729, 424083), (781, 395847), (891, 346977), (1629, 189783), (1917, 161271), (1991, 155277), (2187, 141361), (2343, 131949), (2673, 115659), (4887, 63261), (5751, 53757), (5973, 51759), (7029, 43983), (8019, 38553), (12851, 24057), (14661, 21087), (17253, 17919)]