54971865

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:280

約数の個数: 80

約数和(自身を含む): 108673488

約数和(自身を除く): 53701623

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 53, 65, 81, 117, 135, 159, 195, 197, 265, 351, 405, 477, 585, 591, 689, 795, 985, 1053, 1431, 1755, 1773, 2067, 2385, 2561, 2955, 3445, 4293, 5265, 5319, 6201, 7155, 7683, 8865, 10335, 10441, 12805, 15957, 18603, 21465, 23049, 26595, 31005, 31323, 38415, 52205, 55809, 69147, 79785, 93015, 93969, 115245, 135733, 156615, 207441, 279045, 281907, 345735, 407199, 469845, 678665, 845721, 1037205, 1221597, 1409535, 2035995, 3664791, 4228605, 6107985, 10994373, 18323955, 54971865]

約数ペア:

[(1, 54971865), (3, 18323955), (5, 10994373), (9, 6107985), (13, 4228605), (15, 3664791), (27, 2035995), (39, 1409535), (45, 1221597), (53, 1037205), (65, 845721), (81, 678665), (117, 469845), (135, 407199), (159, 345735), (195, 281907), (197, 279045), (265, 207441), (351, 156615), (405, 135733), (477, 115245), (585, 93969), (591, 93015), (689, 79785), (795, 69147), (985, 55809), (1053, 52205), (1431, 38415), (1755, 31323), (1773, 31005), (2067, 26595), (2385, 23049), (2561, 21465), (2955, 18603), (3445, 15957), (4293, 12805), (5265, 10441), (5319, 10335), (6201, 8865), (7155, 7683)]