79389999

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{503}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 132088320

約数和(自身を除く): 52698321

約数列:

[1, 3, 9, 13, 19, 39, 57, 71, 117, 171, 213, 247, 503, 639, 741, 923, 1349, 1509, 2223, 2769, 4047, 4527, 6539, 8307, 9557, 12141, 17537, 19617, 28671, 35713, 52611, 58851, 86013, 107139, 124241, 157833, 321417, 372723, 464269, 678547, 1118169, 1392807, 2035641, 4178421, 6106923, 8821111, 26463333, 79389999]

約数ペア:

[(1, 79389999), (3, 26463333), (9, 8821111), (13, 6106923), (19, 4178421), (39, 2035641), (57, 1392807), (71, 1118169), (117, 678547), (171, 464269), (213, 372723), (247, 321417), (503, 157833), (639, 124241), (741, 107139), (923, 86013), (1349, 58851), (1509, 52611), (2223, 35713), (2769, 28671), (4047, 19617), (4527, 17537), (6539, 12141), (8307, 9557)]