86993624

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 175063680

約数和(自身を除く): 88070056

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 191, 197, 289, 382, 394, 578, 764, 788, 1156, 1528, 1576, 2312, 3247, 3349, 6494, 6698, 12988, 13396, 25976, 26792, 37627, 55199, 56933, 75254, 110398, 113866, 150508, 220796, 227732, 301016, 441592, 455464, 639659, 1279318, 2558636, 5117272, 10874203, 21748406, 43496812, 86993624]

約数ペア:

[(1, 86993624), (2, 43496812), (4, 21748406), (8, 10874203), (17, 5117272), (34, 2558636), (68, 1279318), (136, 639659), (191, 455464), (197, 441592), (289, 301016), (382, 227732), (394, 220796), (578, 150508), (764, 113866), (788, 110398), (1156, 75254), (1528, 56933), (1576, 55199), (2312, 37627), (3247, 26792), (3349, 25976), (6494, 13396), (6698, 12988)]