89208021

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:214

約数の個数: 64

約数和(自身を含む): 150405120

約数和(自身を除く): 61197099

約数列:

[1, 3, 7, 19, 21, 47, 57, 67, 71, 133, 141, 201, 213, 329, 399, 469, 497, 893, 987, 1273, 1349, 1407, 1491, 2679, 3149, 3337, 3819, 4047, 4757, 6251, 8911, 9443, 9447, 10011, 14271, 18753, 22043, 23359, 26733, 28329, 33299, 59831, 63403, 66129, 70077, 90383, 99897, 179493, 190209, 223579, 271149, 418817, 443821, 632681, 670737, 1256451, 1331463, 1565053, 1898043, 4248001, 4695159, 12744003, 29736007, 89208021]

約数ペア:

[(1, 89208021), (3, 29736007), (7, 12744003), (19, 4695159), (21, 4248001), (47, 1898043), (57, 1565053), (67, 1331463), (71, 1256451), (133, 670737), (141, 632681), (201, 443821), (213, 418817), (329, 271149), (399, 223579), (469, 190209), (497, 179493), (893, 99897), (987, 90383), (1273, 70077), (1349, 66129), (1407, 63403), (1491, 59831), (2679, 33299), (3149, 28329), (3337, 26733), (3819, 23359), (4047, 22043), (4757, 18753), (6251, 14271), (8911, 10011), (9443, 9447)]