2784967136

素因数分解:

$2^5\times 7^2\times {\mathrm{257}}^1\times {\mathrm{6911}}^1$

素因数の和:7192

約数の個数: 72

約数和(自身を含む): 6403815936

約数和(自身を除く): 3618848800

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 257, 392, 514, 784, 1028, 1568, 1799, 2056, 3598, 4112, 6911, 7196, 8224, 12593, 13822, 14392, 25186, 27644, 28784, 48377, 50372, 55288, 57568, 96754, 100744, 110576, 193508, 201488, 221152, 338639, 387016, 402976, 677278, 774032, 1354556, 1548064, 1776127, 2709112, 3552254, 5418224, 7104508, 10836448, 12432889, 14209016, 24865778, 28418032, 49731556, 56836064, 87030223, 99463112, 174060446, 198926224, 348120892, 397852448, 696241784, 1392483568, 2784967136]

約数ペア:

[(1, 2784967136), (2, 1392483568), (4, 696241784), (7, 397852448), (8, 348120892), (14, 198926224), (16, 174060446), (28, 99463112), (32, 87030223), (49, 56836064), (56, 49731556), (98, 28418032), (112, 24865778), (196, 14209016), (224, 12432889), (257, 10836448), (392, 7104508), (514, 5418224), (784, 3552254), (1028, 2709112), (1568, 1776127), (1799, 1548064), (2056, 1354556), (3598, 774032), (4112, 677278), (6911, 402976), (7196, 387016), (8224, 338639), (12593, 221152), (13822, 201488), (14392, 193508), (25186, 110576), (27644, 100744), (28784, 96754), (48377, 57568), (50372, 55288)]