637884093

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:223

約数の個数: 128

約数和(自身を含む): 1194393600

約数和(自身を除く): 556509507

約数列:

[1, 3, 7, 11, 19, 21, 23, 33, 57, 69, 71, 77, 89, 133, 161, 209, 213, 231, 253, 267, 399, 437, 483, 497, 623, 627, 759, 781, 979, 1311, 1349, 1463, 1491, 1633, 1691, 1771, 1869, 2047, 2343, 2937, 3059, 4047, 4389, 4807, 4899, 5073, 5313, 5467, 6141, 6319, 6853, 9177, 9443, 11431, 11837, 14329, 14421, 14839, 16401, 17963, 18601, 18957, 20559, 22517, 28329, 31027, 33649, 34293, 35511, 38893, 42987, 44233, 44517, 53889, 55803, 67551, 69509, 93081, 100947, 103873, 116679, 120061, 125741, 130207, 132699, 145337, 157619, 208527, 217189, 272251, 311619, 341297, 360183, 377223, 390621, 427823, 436011, 472857, 486563, 651567, 816753, 840427, 1017359, 1023891, 1283469, 1320671, 1459689, 1598707, 2389079, 2521281, 2761403, 2994761, 3052077, 3962013, 4796121, 7167237, 8284209, 8984283, 9244697, 11190949, 19329821, 27734091, 30375433, 33572847, 57989463, 91126299, 212628031, 637884093]

約数ペア:

[(1, 637884093), (3, 212628031), (7, 91126299), (11, 57989463), (19, 33572847), (21, 30375433), (23, 27734091), (33, 19329821), (57, 11190949), (69, 9244697), (71, 8984283), (77, 8284209), (89, 7167237), (133, 4796121), (161, 3962013), (209, 3052077), (213, 2994761), (231, 2761403), (253, 2521281), (267, 2389079), (399, 1598707), (437, 1459689), (483, 1320671), (497, 1283469), (623, 1023891), (627, 1017359), (759, 840427), (781, 816753), (979, 651567), (1311, 486563), (1349, 472857), (1463, 436011), (1491, 427823), (1633, 390621), (1691, 377223), (1771, 360183), (1869, 341297), (2047, 311619), (2343, 272251), (2937, 217189), (3059, 208527), (4047, 157619), (4389, 145337), (4807, 132699), (4899, 130207), (5073, 125741), (5313, 120061), (5467, 116679), (6141, 103873), (6319, 100947), (6853, 93081), (9177, 69509), (9443, 67551), (11431, 55803), (11837, 53889), (14329, 44517), (14421, 44233), (14839, 42987), (16401, 38893), (17963, 35511), (18601, 34293), (18957, 33649), (20559, 31027), (22517, 28329)]