8713328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{257}}^1$

素因数の和:441

約数の個数: 40

約数和(自身を含む): 18363408

約数和(自身を除く): 9650080

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 163, 208, 257, 326, 514, 652, 1028, 1304, 2056, 2119, 2608, 3341, 4112, 4238, 6682, 8476, 13364, 16952, 26728, 33904, 41891, 53456, 83782, 167564, 335128, 544583, 670256, 1089166, 2178332, 4356664, 8713328]

約数ペア:

[(1, 8713328), (2, 4356664), (4, 2178332), (8, 1089166), (13, 670256), (16, 544583), (26, 335128), (52, 167564), (104, 83782), (163, 53456), (208, 41891), (257, 33904), (326, 26728), (514, 16952), (652, 13364), (1028, 8476), (1304, 6682), (2056, 4238), (2119, 4112), (2608, 3341)]