27916490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:263

約数の個数: 64

約数和(自身を含む): 60092928

約数和(自身を除く): 32176438

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 71, 82, 137, 142, 205, 274, 287, 355, 410, 497, 574, 685, 710, 959, 994, 1370, 1435, 1918, 2485, 2870, 2911, 4795, 4970, 5617, 5822, 9590, 9727, 11234, 14555, 19454, 20377, 28085, 29110, 39319, 40754, 48635, 56170, 68089, 78638, 97270, 101885, 136178, 196595, 203770, 340445, 393190, 398807, 680890, 797614, 1994035, 2791649, 3988070, 5583298, 13958245, 27916490]

約数ペア:

[(1, 27916490), (2, 13958245), (5, 5583298), (7, 3988070), (10, 2791649), (14, 1994035), (35, 797614), (41, 680890), (70, 398807), (71, 393190), (82, 340445), (137, 203770), (142, 196595), (205, 136178), (274, 101885), (287, 97270), (355, 78638), (410, 68089), (497, 56170), (574, 48635), (685, 40754), (710, 39319), (959, 29110), (994, 28085), (1370, 20377), (1435, 19454), (1918, 14555), (2485, 11234), (2870, 9727), (2911, 9590), (4795, 5822), (4970, 5617)]