140221648

素因数分解:

$2^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{12907}}^1$

素因数の和:13019

約数の個数: 40

約数和(自身を含む): 313716032

約数和(自身を除く): 173494384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 112, 194, 388, 679, 776, 1358, 1552, 2716, 5432, 10864, 12907, 25814, 51628, 90349, 103256, 180698, 206512, 361396, 722792, 1251979, 1445584, 2503958, 5007916, 8763853, 10015832, 17527706, 20031664, 35055412, 70110824, 140221648]

約数ペア:

[(1, 140221648), (2, 70110824), (4, 35055412), (7, 20031664), (8, 17527706), (14, 10015832), (16, 8763853), (28, 5007916), (56, 2503958), (97, 1445584), (112, 1251979), (194, 722792), (388, 361396), (679, 206512), (776, 180698), (1358, 103256), (1552, 90349), (2716, 51628), (5432, 25814), (10864, 12907)]