438873344

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18839}}^1$

素因数の和:18875

約数の個数: 72

約数和(自身を含む): 1078250880

約数和(自身を除く): 639377536

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 416, 448, 728, 832, 896, 1456, 1664, 1792, 2912, 3328, 5824, 11648, 18839, 23296, 37678, 75356, 131873, 150712, 244907, 263746, 301424, 489814, 527492, 602848, 979628, 1054984, 1205696, 1714349, 1959256, 2109968, 2411392, 3428698, 3918512, 4219936, 4822784, 6857396, 7837024, 8439872, 13714792, 15674048, 16879744, 27429584, 31348096, 33759488, 54859168, 62696192, 109718336, 219436672, 438873344]

約数ペア:

[(1, 438873344), (2, 219436672), (4, 109718336), (7, 62696192), (8, 54859168), (13, 33759488), (14, 31348096), (16, 27429584), (26, 16879744), (28, 15674048), (32, 13714792), (52, 8439872), (56, 7837024), (64, 6857396), (91, 4822784), (104, 4219936), (112, 3918512), (128, 3428698), (182, 2411392), (208, 2109968), (224, 1959256), (256, 1714349), (364, 1205696), (416, 1054984), (448, 979628), (728, 602848), (832, 527492), (896, 489814), (1456, 301424), (1664, 263746), (1792, 244907), (2912, 150712), (3328, 131873), (5824, 75356), (11648, 37678), (18839, 23296)]