12847328

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{347}}^1$

素因数の和:459

約数の個数: 48

約数和(自身を含む): 27624240

約数和(自身を除く): 14776912

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 89, 104, 178, 208, 347, 356, 416, 694, 712, 1157, 1388, 1424, 2314, 2776, 2848, 4511, 4628, 5552, 9022, 9256, 11104, 18044, 18512, 30883, 36088, 37024, 61766, 72176, 123532, 144352, 247064, 401479, 494128, 802958, 988256, 1605916, 3211832, 6423664, 12847328]

約数ペア:

[(1, 12847328), (2, 6423664), (4, 3211832), (8, 1605916), (13, 988256), (16, 802958), (26, 494128), (32, 401479), (52, 247064), (89, 144352), (104, 123532), (178, 72176), (208, 61766), (347, 37024), (356, 36088), (416, 30883), (694, 18512), (712, 18044), (1157, 11104), (1388, 9256), (1424, 9022), (2314, 5552), (2776, 4628), (2848, 4511)]