306765615

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{1637}}^1$

素因数の和:1720

約数の個数: 48

約数和(自身を含む): 546515424

約数和(自身を除く): 239749809

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 155, 195, 403, 465, 961, 1209, 1637, 2015, 2883, 4805, 4911, 6045, 8185, 12493, 14415, 21281, 24555, 37479, 50747, 62465, 63843, 106405, 152241, 187395, 253735, 319215, 659711, 761205, 1573157, 1979133, 3298555, 4719471, 7865785, 9895665, 20451041, 23597355, 61353123, 102255205, 306765615]

約数ペア:

[(1, 306765615), (3, 102255205), (5, 61353123), (13, 23597355), (15, 20451041), (31, 9895665), (39, 7865785), (65, 4719471), (93, 3298555), (155, 1979133), (195, 1573157), (403, 761205), (465, 659711), (961, 319215), (1209, 253735), (1637, 187395), (2015, 152241), (2883, 106405), (4805, 63843), (4911, 62465), (6045, 50747), (8185, 37479), (12493, 24555), (14415, 21281)]