2143856519

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{14779}}^1$

素因数の和:14879

約数の個数: 32

約数和(自身を含む): 2758302720

約数和(自身を除く): 614446201

約数列:

[1, 7, 17, 23, 53, 119, 161, 371, 391, 901, 1219, 2737, 6307, 8533, 14779, 20723, 103453, 145061, 251243, 339917, 783287, 1758701, 2379419, 5483009, 5778589, 13315879, 18015601, 40450123, 93211153, 126109207, 306265217, 2143856519]

約数ペア:

[(1, 2143856519), (7, 306265217), (17, 126109207), (23, 93211153), (53, 40450123), (119, 18015601), (161, 13315879), (371, 5778589), (391, 5483009), (901, 2379419), (1219, 1758701), (2737, 783287), (6307, 339917), (8533, 251243), (14779, 145061), (20723, 103453)]