61457872

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^2\times {\mathrm{571}}^1$

素因数の和:648

約数の個数: 60

約数和(自身を含む): 140863008

約数和(自身を除く): 79405136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 571, 868, 961, 1142, 1736, 1922, 2284, 3472, 3844, 3997, 4568, 6727, 7688, 7994, 9136, 13454, 15376, 15988, 17701, 26908, 31976, 35402, 53816, 63952, 70804, 107632, 123907, 141608, 247814, 283216, 495628, 548731, 991256, 1097462, 1982512, 2194924, 3841117, 4389848, 7682234, 8779696, 15364468, 30728936, 61457872]

約数ペア:

[(1, 61457872), (2, 30728936), (4, 15364468), (7, 8779696), (8, 7682234), (14, 4389848), (16, 3841117), (28, 2194924), (31, 1982512), (56, 1097462), (62, 991256), (112, 548731), (124, 495628), (217, 283216), (248, 247814), (434, 141608), (496, 123907), (571, 107632), (868, 70804), (961, 63952), (1142, 53816), (1736, 35402), (1922, 31976), (2284, 26908), (3472, 17701), (3844, 15988), (3997, 15376), (4568, 13454), (6727, 9136), (7688, 7994)]