28557972

素因数分解:

$2^2\times 3^2\times {\mathrm{349}}^1\times {\mathrm{2273}}^1$

素因数の和:2632

約数の個数: 36

約数和(自身を含む): 72426900

約数和(自身を除く): 43868928

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 349, 698, 1047, 1396, 2094, 2273, 3141, 4188, 4546, 6282, 6819, 9092, 12564, 13638, 20457, 27276, 40914, 81828, 793277, 1586554, 2379831, 3173108, 4759662, 7139493, 9519324, 14278986, 28557972]

約数ペア:

[(1, 28557972), (2, 14278986), (3, 9519324), (4, 7139493), (6, 4759662), (9, 3173108), (12, 2379831), (18, 1586554), (36, 793277), (349, 81828), (698, 40914), (1047, 27276), (1396, 20457), (2094, 13638), (2273, 12564), (3141, 9092), (4188, 6819), (4546, 6282)]