831467056

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{390727}}^1$

素因数の和:390761

約数の個数: 40

約数和(自身を含む): 1938010880

約数和(自身を除く): 1106543824

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 390727, 781454, 1562908, 2735089, 3125816, 5470178, 6251632, 7423813, 10940356, 14847626, 21880712, 29695252, 43761424, 51966691, 59390504, 103933382, 118781008, 207866764, 415733528, 831467056]

約数ペア:

[(1, 831467056), (2, 415733528), (4, 207866764), (7, 118781008), (8, 103933382), (14, 59390504), (16, 51966691), (19, 43761424), (28, 29695252), (38, 21880712), (56, 14847626), (76, 10940356), (112, 7423813), (133, 6251632), (152, 5470178), (266, 3125816), (304, 2735089), (532, 1562908), (1064, 781454), (2128, 390727)]