25891108551

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{215959}}^1$

素因数の和:216156

約数の個数: 48

約数和(自身を含む): 46896145920

約数和(自身を除く): 21005037369

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 173, 231, 519, 693, 1211, 1557, 1903, 3633, 5709, 10899, 13321, 17127, 39963, 119889, 215959, 647877, 1511713, 1943631, 2375549, 4535139, 7126647, 13605417, 16628843, 21379941, 37360907, 49886529, 112082721, 149659587, 261526349, 336248163, 410969977, 784579047, 1232909931, 2353737141, 2876789839, 3698729793, 8630369517, 25891108551]

約数ペア:

[(1, 25891108551), (3, 8630369517), (7, 3698729793), (9, 2876789839), (11, 2353737141), (21, 1232909931), (33, 784579047), (63, 410969977), (77, 336248163), (99, 261526349), (173, 149659587), (231, 112082721), (519, 49886529), (693, 37360907), (1211, 21379941), (1557, 16628843), (1903, 13605417), (3633, 7126647), (5709, 4535139), (10899, 2375549), (13321, 1943631), (17127, 1511713), (39963, 647877), (119889, 215959)]