281554816

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2753}}^1$

素因数の和:2831

約数の個数: 64

約数和(自身を含む): 606761280

約数和(自身を除く): 325206464

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 47, 64, 68, 94, 128, 136, 188, 272, 376, 544, 752, 799, 1088, 1504, 1598, 2176, 2753, 3008, 3196, 5506, 6016, 6392, 11012, 12784, 22024, 25568, 44048, 46801, 51136, 88096, 93602, 102272, 129391, 176192, 187204, 258782, 352384, 374408, 517564, 748816, 1035128, 1497632, 2070256, 2199647, 2995264, 4140512, 4399294, 5990528, 8281024, 8798588, 16562048, 17597176, 35194352, 70388704, 140777408, 281554816]

約数ペア:

[(1, 281554816), (2, 140777408), (4, 70388704), (8, 35194352), (16, 17597176), (17, 16562048), (32, 8798588), (34, 8281024), (47, 5990528), (64, 4399294), (68, 4140512), (94, 2995264), (128, 2199647), (136, 2070256), (188, 1497632), (272, 1035128), (376, 748816), (544, 517564), (752, 374408), (799, 352384), (1088, 258782), (1504, 187204), (1598, 176192), (2176, 129391), (2753, 102272), (3008, 93602), (3196, 88096), (5506, 51136), (6016, 46801), (6392, 44048), (11012, 25568), (12784, 22024)]