7293728

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:309

約数の個数: 48

約数和(自身を含む): 15717240

約数和(自身を除く): 8423512

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 89, 104, 178, 197, 208, 356, 394, 416, 712, 788, 1157, 1424, 1576, 2314, 2561, 2848, 3152, 4628, 5122, 6304, 9256, 10244, 17533, 18512, 20488, 35066, 37024, 40976, 70132, 81952, 140264, 227929, 280528, 455858, 561056, 911716, 1823432, 3646864, 7293728]

約数ペア:

[(1, 7293728), (2, 3646864), (4, 1823432), (8, 911716), (13, 561056), (16, 455858), (26, 280528), (32, 227929), (52, 140264), (89, 81952), (104, 70132), (178, 40976), (197, 37024), (208, 35066), (356, 20488), (394, 18512), (416, 17533), (712, 10244), (788, 9256), (1157, 6304), (1424, 5122), (1576, 4628), (2314, 3152), (2561, 2848)]