172207203

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{431597}}^1$

素因数の和:431626

約数の個数: 16

約数和(自身を含む): 276222720

約数和(自身を除く): 104015517

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 431597, 1294791, 3021179, 8200343, 9063537, 24601029, 57402401, 172207203]

約数ペア:

[(1, 172207203), (3, 57402401), (7, 24601029), (19, 9063537), (21, 8200343), (57, 3021179), (133, 1294791), (399, 431597)]