889968352

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{305621}}^1$

素因数の和:305651

約数の個数: 48

約数和(自身を含む): 2156468832

約数和(自身を除く): 1266500480

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 305621, 611242, 1222484, 2139347, 2444968, 3973073, 4278694, 4889936, 7946146, 8557388, 9779872, 15892292, 17114776, 27811511, 31784584, 34229552, 55623022, 63569168, 68459104, 111246044, 127138336, 222492088, 444984176, 889968352]

約数ペア:

[(1, 889968352), (2, 444984176), (4, 222492088), (7, 127138336), (8, 111246044), (13, 68459104), (14, 63569168), (16, 55623022), (26, 34229552), (28, 31784584), (32, 27811511), (52, 17114776), (56, 15892292), (91, 9779872), (104, 8557388), (112, 7946146), (182, 4889936), (208, 4278694), (224, 3973073), (364, 2444968), (416, 2139347), (728, 1222484), (1456, 611242), (2912, 305621)]