28787056

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{409}}^1$

素因数の和:553

約数の個数: 40

約数和(自身を含む): 57652560

約数和(自身を除く): 28865504

約数列:

[1, 2, 4, 8, 16, 53, 83, 106, 166, 212, 332, 409, 424, 664, 818, 848, 1328, 1636, 3272, 4399, 6544, 8798, 17596, 21677, 33947, 35192, 43354, 67894, 70384, 86708, 135788, 173416, 271576, 346832, 543152, 1799191, 3598382, 7196764, 14393528, 28787056]

約数ペア:

[(1, 28787056), (2, 14393528), (4, 7196764), (8, 3598382), (16, 1799191), (53, 543152), (83, 346832), (106, 271576), (166, 173416), (212, 135788), (332, 86708), (409, 70384), (424, 67894), (664, 43354), (818, 35192), (848, 33947), (1328, 21677), (1636, 17596), (3272, 8798), (4399, 6544)]