87647553

素因数分解:

$3^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{4951}}^1$

素因数の和:5245

約数の個数: 24

約数和(自身を含む): 145232256

約数和(自身を除く): 57584703

約数列:

[1, 3, 7, 9, 21, 63, 281, 843, 1967, 2529, 4951, 5901, 14853, 17703, 34657, 44559, 103971, 311913, 1391231, 4173693, 9738617, 12521079, 29215851, 87647553]

約数ペア:

[(1, 87647553), (3, 29215851), (7, 12521079), (9, 9738617), (21, 4173693), (63, 1391231), (281, 311913), (843, 103971), (1967, 44559), (2529, 34657), (4951, 17703), (5901, 14853)]