28665065

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{853}}^1$

素因数の和:929

約数の個数: 32

約数和(自身を含む): 41319936

約数和(自身を除く): 12654871

約数列:

[1, 5, 11, 13, 47, 55, 65, 143, 235, 517, 611, 715, 853, 2585, 3055, 4265, 6721, 9383, 11089, 33605, 40091, 46915, 55445, 121979, 200455, 441001, 521183, 609895, 2205005, 2605915, 5733013, 28665065]

約数ペア:

[(1, 28665065), (5, 5733013), (11, 2605915), (13, 2205005), (47, 609895), (55, 521183), (65, 441001), (143, 200455), (235, 121979), (517, 55445), (611, 46915), (715, 40091), (853, 33605), (2585, 11089), (3055, 9383), (4265, 6721)]