28740777

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^2$

素因数の和:397

約数の個数: 24

約数和(自身を含む): 43305024

約数和(自身を除く): 14564247

約数列:

[1, 3, 13, 23, 39, 69, 179, 299, 537, 897, 2327, 4117, 6981, 12351, 32041, 53521, 96123, 160563, 416533, 736943, 1249599, 2210829, 9580259, 28740777]

約数ペア:

[(1, 28740777), (3, 9580259), (13, 2210829), (23, 1249599), (39, 736943), (69, 416533), (179, 160563), (299, 96123), (537, 53521), (897, 32041), (2327, 12351), (4117, 6981)]