1661678746

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{5591}}^1$

素因数の和:5707

約数の個数: 64

約数和(自身を含む): 3246759936

約数和(自身を除く): 1585081190

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 71, 91, 142, 161, 182, 299, 322, 497, 598, 923, 994, 1633, 1846, 2093, 3266, 4186, 5591, 6461, 11182, 11431, 12922, 21229, 22862, 39137, 42458, 72683, 78274, 128593, 145366, 148603, 257186, 297206, 396961, 508781, 793922, 900151, 1017562, 1671709, 1800302, 2778727, 3343418, 5160493, 5557454, 9130103, 10320986, 11701963, 18260206, 23403926, 36123451, 63910721, 72246902, 118691339, 127821442, 237382678, 830839373, 1661678746]

約数ペア:

[(1, 1661678746), (2, 830839373), (7, 237382678), (13, 127821442), (14, 118691339), (23, 72246902), (26, 63910721), (46, 36123451), (71, 23403926), (91, 18260206), (142, 11701963), (161, 10320986), (182, 9130103), (299, 5557454), (322, 5160493), (497, 3343418), (598, 2778727), (923, 1800302), (994, 1671709), (1633, 1017562), (1846, 900151), (2093, 793922), (3266, 508781), (4186, 396961), (5591, 297206), (6461, 257186), (11182, 148603), (11431, 145366), (12922, 128593), (21229, 78274), (22862, 72683), (39137, 42458)]