71213272

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{857}}^1$

素因数の和:940

約数の個数: 64

約数和(自身を含む): 155675520

約数和(自身を除く): 84462248

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 47, 52, 68, 94, 104, 136, 188, 221, 376, 442, 611, 799, 857, 884, 1222, 1598, 1714, 1768, 2444, 3196, 3428, 4888, 6392, 6856, 10387, 11141, 14569, 20774, 22282, 29138, 40279, 41548, 44564, 58276, 80558, 83096, 89128, 116552, 161116, 189397, 322232, 378794, 523627, 684743, 757588, 1047254, 1369486, 1515176, 2094508, 2738972, 4189016, 5477944, 8901659, 17803318, 35606636, 71213272]

約数ペア:

[(1, 71213272), (2, 35606636), (4, 17803318), (8, 8901659), (13, 5477944), (17, 4189016), (26, 2738972), (34, 2094508), (47, 1515176), (52, 1369486), (68, 1047254), (94, 757588), (104, 684743), (136, 523627), (188, 378794), (221, 322232), (376, 189397), (442, 161116), (611, 116552), (799, 89128), (857, 83096), (884, 80558), (1222, 58276), (1598, 44564), (1714, 41548), (1768, 40279), (2444, 29138), (3196, 22282), (3428, 20774), (4888, 14569), (6392, 11141), (6856, 10387)]