13122728

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 25245000

約数和(自身を除く): 12122272

約数列:

[1, 2, 4, 8, 101, 109, 149, 202, 218, 298, 404, 436, 596, 808, 872, 1192, 11009, 15049, 16241, 22018, 30098, 32482, 44036, 60196, 64964, 88072, 120392, 129928, 1640341, 3280682, 6561364, 13122728]

約数ペア:

[(1, 13122728), (2, 6561364), (4, 3280682), (8, 1640341), (101, 129928), (109, 120392), (149, 88072), (202, 64964), (218, 60196), (298, 44036), (404, 32482), (436, 30098), (596, 22018), (808, 16241), (872, 15049), (1192, 11009)]