2643056

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:249

約数の個数: 40

約数和(自身を含む): 5614224

約数和(自身を除く): 2971168

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 97, 104, 131, 194, 208, 262, 388, 524, 776, 1048, 1261, 1552, 1703, 2096, 2522, 3406, 5044, 6812, 10088, 12707, 13624, 20176, 25414, 27248, 50828, 101656, 165191, 203312, 330382, 660764, 1321528, 2643056]

約数ペア:

[(1, 2643056), (2, 1321528), (4, 660764), (8, 330382), (13, 203312), (16, 165191), (26, 101656), (52, 50828), (97, 27248), (104, 25414), (131, 20176), (194, 13624), (208, 12707), (262, 10088), (388, 6812), (524, 5044), (776, 3406), (1048, 2522), (1261, 2096), (1552, 1703)]