287314984

素因数分解:

$2^3\times {\mathrm{11}}^5\times {\mathrm{223}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 595244160

約数和(自身を除く): 307929176

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 223, 242, 446, 484, 892, 968, 1331, 1784, 2453, 2662, 4906, 5324, 9812, 10648, 14641, 19624, 26983, 29282, 53966, 58564, 107932, 117128, 161051, 215864, 296813, 322102, 593626, 644204, 1187252, 1288408, 2374504, 3264943, 6529886, 13059772, 26119544, 35914373, 71828746, 143657492, 287314984]

約数ペア:

[(1, 287314984), (2, 143657492), (4, 71828746), (8, 35914373), (11, 26119544), (22, 13059772), (44, 6529886), (88, 3264943), (121, 2374504), (223, 1288408), (242, 1187252), (446, 644204), (484, 593626), (892, 322102), (968, 296813), (1331, 215864), (1784, 161051), (2453, 117128), (2662, 107932), (4906, 58564), (5324, 53966), (9812, 29282), (10648, 26983), (14641, 19624)]