299728

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1$

素因数の和:163

約数の個数: 40

約数和(自身を含む): 687456

約数和(自身を除く): 387728

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 131, 143, 176, 208, 262, 286, 524, 572, 1048, 1144, 1441, 1703, 2096, 2288, 2882, 3406, 5764, 6812, 11528, 13624, 18733, 23056, 27248, 37466, 74932, 149864, 299728]

約数ペア:

[(1, 299728), (2, 149864), (4, 74932), (8, 37466), (11, 27248), (13, 23056), (16, 18733), (22, 13624), (26, 11528), (44, 6812), (52, 5764), (88, 3406), (104, 2882), (131, 2288), (143, 2096), (176, 1703), (208, 1441), (262, 1144), (286, 1048), (524, 572)]