1271227168

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{18049}}^1$

素因数の和:18161

約数の個数: 48

約数和(自身を含む): 2619993600

約数和(自身を除く): 1348766432

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 71, 124, 142, 248, 284, 496, 568, 992, 1136, 2201, 2272, 4402, 8804, 17608, 18049, 35216, 36098, 70432, 72196, 144392, 288784, 559519, 577568, 1119038, 1281479, 2238076, 2562958, 4476152, 5125916, 8952304, 10251832, 17904608, 20503664, 39725849, 41007328, 79451698, 158903396, 317806792, 635613584, 1271227168]

約数ペア:

[(1, 1271227168), (2, 635613584), (4, 317806792), (8, 158903396), (16, 79451698), (31, 41007328), (32, 39725849), (62, 20503664), (71, 17904608), (124, 10251832), (142, 8952304), (248, 5125916), (284, 4476152), (496, 2562958), (568, 2238076), (992, 1281479), (1136, 1119038), (2201, 577568), (2272, 559519), (4402, 288784), (8804, 144392), (17608, 72196), (18049, 70432), (35216, 36098)]