28904408

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{21379}}^1$

素因数の和:21411

約数の個数: 24

約数和(自身を含む): 58688100

約数和(自身を除く): 29783692

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 21379, 42758, 85516, 171032, 277927, 555854, 1111708, 2223416, 3613051, 7226102, 14452204, 28904408]

約数ペア:

[(1, 28904408), (2, 14452204), (4, 7226102), (8, 3613051), (13, 2223416), (26, 1111708), (52, 555854), (104, 277927), (169, 171032), (338, 85516), (676, 42758), (1352, 21379)]