138943516

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{691}}^1\times {\mathrm{2957}}^1$

素因数の和:3669

約数の個数: 24

約数和(自身を含む): 257913936

約数和(自身を除く): 118970420

約数列:

[1, 2, 4, 17, 34, 68, 691, 1382, 2764, 2957, 5914, 11747, 11828, 23494, 46988, 50269, 100538, 201076, 2043287, 4086574, 8173148, 34735879, 69471758, 138943516]

約数ペア:

[(1, 138943516), (2, 69471758), (4, 34735879), (17, 8173148), (34, 4086574), (68, 2043287), (691, 201076), (1382, 100538), (2764, 50269), (2957, 46988), (5914, 23494), (11747, 11828)]