42281778

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1289}}^1$

素因数の和:1383

約数の個数: 64

約数和(自身を含む): 106997760

約数和(自身を除く): 64715982

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 71, 77, 142, 154, 213, 231, 426, 462, 497, 781, 994, 1289, 1491, 1562, 2343, 2578, 2982, 3867, 4686, 5467, 7734, 9023, 10934, 14179, 16401, 18046, 27069, 28358, 32802, 42537, 54138, 85074, 91519, 99253, 183038, 198506, 274557, 297759, 549114, 595518, 640633, 1006709, 1281266, 1921899, 2013418, 3020127, 3843798, 6040254, 7046963, 14093926, 21140889, 42281778]

約数ペア:

[(1, 42281778), (2, 21140889), (3, 14093926), (6, 7046963), (7, 6040254), (11, 3843798), (14, 3020127), (21, 2013418), (22, 1921899), (33, 1281266), (42, 1006709), (66, 640633), (71, 595518), (77, 549114), (142, 297759), (154, 274557), (213, 198506), (231, 183038), (426, 99253), (462, 91519), (497, 85074), (781, 54138), (994, 42537), (1289, 32802), (1491, 28358), (1562, 27069), (2343, 18046), (2578, 16401), (2982, 14179), (3867, 10934), (4686, 9023), (5467, 7734)]