16520049

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{877}}^1$

素因数の和:926

約数の個数: 48

約数和(自身を含む): 30680832

約数和(自身を除く): 14160783

約数列:

[1, 3, 7, 9, 13, 21, 23, 39, 63, 69, 91, 117, 161, 207, 273, 299, 483, 819, 877, 897, 1449, 2093, 2631, 2691, 6139, 6279, 7893, 11401, 18417, 18837, 20171, 34203, 55251, 60513, 79807, 102609, 141197, 181539, 239421, 262223, 423591, 718263, 786669, 1270773, 1835561, 2360007, 5506683, 16520049]

約数ペア:

[(1, 16520049), (3, 5506683), (7, 2360007), (9, 1835561), (13, 1270773), (21, 786669), (23, 718263), (39, 423591), (63, 262223), (69, 239421), (91, 181539), (117, 141197), (161, 102609), (207, 79807), (273, 60513), (299, 55251), (483, 34203), (819, 20171), (877, 18837), (897, 18417), (1449, 11401), (2093, 7893), (2631, 6279), (2691, 6139)]