15672856305

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{639839}}^1$

素因数の和:639941

約数の個数: 32

約数和(自身を含む): 26535444480

約数和(自身を除く): 10862588175

約数列:

[1, 3, 5, 15, 23, 69, 71, 115, 213, 345, 355, 1065, 1633, 4899, 8165, 24495, 639839, 1919517, 3199195, 9597585, 14716297, 44148891, 45428569, 73581485, 136285707, 220744455, 227142845, 681428535, 1044857087, 3134571261, 5224285435, 15672856305]

約数ペア:

[(1, 15672856305), (3, 5224285435), (5, 3134571261), (15, 1044857087), (23, 681428535), (69, 227142845), (71, 220744455), (115, 136285707), (213, 73581485), (345, 45428569), (355, 44148891), (1065, 14716297), (1633, 9597585), (4899, 3199195), (8165, 1919517), (24495, 639839)]