28181728728

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{10578727}}^1$

素因数の和:10578776

約数の個数: 48

約数和(自身を含む): 78388374480

約数和(自身を除く): 50206645752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 111, 148, 222, 296, 333, 444, 666, 888, 1332, 2664, 10578727, 21157454, 31736181, 42314908, 63472362, 84629816, 95208543, 126944724, 190417086, 253889448, 380834172, 391412899, 761668344, 782825798, 1174238697, 1565651596, 2348477394, 3131303192, 3522716091, 4696954788, 7045432182, 9393909576, 14090864364, 28181728728]

約数ペア:

[(1, 28181728728), (2, 14090864364), (3, 9393909576), (4, 7045432182), (6, 4696954788), (8, 3522716091), (9, 3131303192), (12, 2348477394), (18, 1565651596), (24, 1174238697), (36, 782825798), (37, 761668344), (72, 391412899), (74, 380834172), (111, 253889448), (148, 190417086), (222, 126944724), (296, 95208543), (333, 84629816), (444, 63472362), (666, 42314908), (888, 31736181), (1332, 21157454), (2664, 10578727)]