738338727

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:556

約数の個数: 64

約数和(自身を含む): 1222041600

約数和(自身を除く): 483702873

約数列:

[1, 3, 7, 19, 21, 57, 67, 71, 133, 201, 213, 389, 399, 469, 497, 1167, 1273, 1349, 1407, 1491, 2723, 3819, 4047, 4757, 7391, 8169, 8911, 9443, 14271, 22173, 26063, 26733, 27619, 28329, 33299, 51737, 78189, 82857, 90383, 99897, 155211, 182441, 193333, 271149, 495197, 524761, 547323, 579999, 632681, 1485591, 1574283, 1850473, 1898043, 3466379, 3673327, 5551419, 10399137, 11019981, 12953311, 35158987, 38859933, 105476961, 246112909, 738338727]

約数ペア:

[(1, 738338727), (3, 246112909), (7, 105476961), (19, 38859933), (21, 35158987), (57, 12953311), (67, 11019981), (71, 10399137), (133, 5551419), (201, 3673327), (213, 3466379), (389, 1898043), (399, 1850473), (469, 1574283), (497, 1485591), (1167, 632681), (1273, 579999), (1349, 547323), (1407, 524761), (1491, 495197), (2723, 271149), (3819, 193333), (4047, 182441), (4757, 155211), (7391, 99897), (8169, 90383), (8911, 82857), (9443, 78189), (14271, 51737), (22173, 33299), (26063, 28329), (26733, 27619)]