13123473

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 20476800

約数和(自身を除く): 7353327

約数列:

[1, 3, 11, 17, 33, 51, 149, 157, 187, 447, 471, 561, 1639, 1727, 2533, 2669, 4917, 5181, 7599, 8007, 23393, 27863, 29359, 70179, 83589, 88077, 257323, 397681, 771969, 1193043, 4374491, 13123473]

約数ペア:

[(1, 13123473), (3, 4374491), (11, 1193043), (17, 771969), (33, 397681), (51, 257323), (149, 88077), (157, 83589), (187, 70179), (447, 29359), (471, 27863), (561, 23393), (1639, 8007), (1727, 7599), (2533, 5181), (2669, 4917)]