87348681

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{72973}}^1$

素因数の和:73005

約数の個数: 24

約数和(自身を含む): 151785920

約数和(自身を除く): 64437239

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 72973, 218919, 510811, 656757, 1386487, 1532433, 4159461, 4597299, 9705409, 12478383, 29116227, 87348681]

約数ペア:

[(1, 87348681), (3, 29116227), (7, 12478383), (9, 9705409), (19, 4597299), (21, 4159461), (57, 1532433), (63, 1386487), (133, 656757), (171, 510811), (399, 218919), (1197, 72973)]