2177433

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:253

約数の個数: 24

約数和(自身を含む): 3352128

約数和(自身を除く): 1174695

約数列:

[1, 3, 9, 23, 67, 69, 157, 201, 207, 471, 603, 1413, 1541, 3611, 4623, 10519, 10833, 13869, 31557, 32499, 94671, 241937, 725811, 2177433]

約数ペア:

[(1, 2177433), (3, 725811), (9, 241937), (23, 94671), (67, 32499), (69, 31557), (157, 13869), (201, 10833), (207, 10519), (471, 4623), (603, 3611), (1413, 1541)]