210979672

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{431}}^1\times {\mathrm{1423}}^1$

素因数の和:1903

約数の個数: 32

約数和(自身を含む): 406010880

約数和(自身を除く): 195031208

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 431, 862, 1423, 1724, 2846, 3448, 5692, 11384, 18533, 37066, 61189, 74132, 122378, 148264, 244756, 489512, 613313, 1226626, 2453252, 4906504, 26372459, 52744918, 105489836, 210979672]

約数ペア:

[(1, 210979672), (2, 105489836), (4, 52744918), (8, 26372459), (43, 4906504), (86, 2453252), (172, 1226626), (344, 613313), (431, 489512), (862, 244756), (1423, 148264), (1724, 122378), (2846, 74132), (3448, 61189), (5692, 37066), (11384, 18533)]