28663648

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{68903}}^1$

素因数の和:68926

約数の個数: 24

約数和(自身を含む): 60773328

約数和(自身を除く): 32109680

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 68903, 137806, 275612, 551224, 895739, 1102448, 1791478, 2204896, 3582956, 7165912, 14331824, 28663648]

約数ペア:

[(1, 28663648), (2, 14331824), (4, 7165912), (8, 3582956), (13, 2204896), (16, 1791478), (26, 1102448), (32, 895739), (52, 551224), (104, 275612), (208, 137806), (416, 68903)]