128973424

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{2909}}^1$

素因数の和:3097

約数の個数: 40

約数和(自身を含む): 266299920

約数和(自身を除く): 137326496

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 163, 272, 326, 652, 1304, 2608, 2771, 2909, 5542, 5818, 11084, 11636, 22168, 23272, 44336, 46544, 49453, 98906, 197812, 395624, 474167, 791248, 948334, 1896668, 3793336, 7586672, 8060839, 16121678, 32243356, 64486712, 128973424]

約数ペア:

[(1, 128973424), (2, 64486712), (4, 32243356), (8, 16121678), (16, 8060839), (17, 7586672), (34, 3793336), (68, 1896668), (136, 948334), (163, 791248), (272, 474167), (326, 395624), (652, 197812), (1304, 98906), (2608, 49453), (2771, 46544), (2909, 44336), (5542, 23272), (5818, 22168), (11084, 11636)]