77213578

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{641}}^1$

素因数の和:810

約数の個数: 32

約数和(自身を含む): 129103632

約数和(自身を除く): 51890054

約数列:

[1, 2, 13, 26, 41, 82, 113, 226, 533, 641, 1066, 1282, 1469, 2938, 4633, 8333, 9266, 16666, 26281, 52562, 60229, 72433, 120458, 144866, 341653, 683306, 941629, 1883258, 2969753, 5939506, 38606789, 77213578]

約数ペア:

[(1, 77213578), (2, 38606789), (13, 5939506), (26, 2969753), (41, 1883258), (82, 941629), (113, 683306), (226, 341653), (533, 144866), (641, 120458), (1066, 72433), (1282, 60229), (1469, 52562), (2938, 26281), (4633, 16666), (8333, 9266)]