197678733

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{1549}}^1$

素因数の和:1721

約数の個数: 32

約数和(自身を含む): 309504000

約数和(自身を除く): 111825267

約数列:

[1, 3, 7, 21, 59, 103, 177, 309, 413, 721, 1239, 1549, 2163, 4647, 6077, 10843, 18231, 32529, 42539, 91391, 127617, 159547, 274173, 478641, 639737, 1116829, 1919211, 3350487, 9413273, 28239819, 65892911, 197678733]

約数ペア:

[(1, 197678733), (3, 65892911), (7, 28239819), (21, 9413273), (59, 3350487), (103, 1919211), (177, 1116829), (309, 639737), (413, 478641), (721, 274173), (1239, 159547), (1549, 127617), (2163, 91391), (4647, 42539), (6077, 32529), (10843, 18231)]