215475448

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{2909}}^1$

素因数の和:3159

約数の個数: 32

約数和(自身を含む): 414849600

約数和(自身を除く): 199374152

約数列:

[1, 2, 4, 8, 47, 94, 188, 197, 376, 394, 788, 1576, 2909, 5818, 9259, 11636, 18518, 23272, 37036, 74072, 136723, 273446, 546892, 573073, 1093784, 1146146, 2292292, 4584584, 26934431, 53868862, 107737724, 215475448]

約数ペア:

[(1, 215475448), (2, 107737724), (4, 53868862), (8, 26934431), (47, 4584584), (94, 2292292), (188, 1146146), (197, 1093784), (376, 573073), (394, 546892), (788, 273446), (1576, 136723), (2909, 74072), (5818, 37036), (9259, 23272), (11636, 18518)]