28639944

素因数分解:

$2^3\times 3^2\times {\mathrm{73}}^1\times {\mathrm{5449}}^1$

素因数の和:5534

約数の個数: 48

約数和(自身を含む): 78643500

約数和(自身を除く): 50003556

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 73, 146, 219, 292, 438, 584, 657, 876, 1314, 1752, 2628, 5256, 5449, 10898, 16347, 21796, 32694, 43592, 49041, 65388, 98082, 130776, 196164, 392328, 397777, 795554, 1193331, 1591108, 2386662, 3182216, 3579993, 4773324, 7159986, 9546648, 14319972, 28639944]

約数ペア:

[(1, 28639944), (2, 14319972), (3, 9546648), (4, 7159986), (6, 4773324), (8, 3579993), (9, 3182216), (12, 2386662), (18, 1591108), (24, 1193331), (36, 795554), (72, 397777), (73, 392328), (146, 196164), (219, 130776), (292, 98082), (438, 65388), (584, 49041), (657, 43592), (876, 32694), (1314, 21796), (1752, 16347), (2628, 10898), (5256, 5449)]