42890515

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 56733696

約数和(自身を除く): 13843181

約数列:

[1, 5, 23, 31, 53, 115, 155, 227, 265, 713, 1135, 1219, 1643, 3565, 5221, 6095, 7037, 8215, 12031, 26105, 35185, 37789, 60155, 161851, 188945, 276713, 372961, 809255, 1383565, 1864805, 8578103, 42890515]

約数ペア:

[(1, 42890515), (5, 8578103), (23, 1864805), (31, 1383565), (53, 809255), (115, 372961), (155, 276713), (227, 188945), (265, 161851), (713, 60155), (1135, 37789), (1219, 35185), (1643, 26105), (3565, 12031), (5221, 8215), (6095, 7037)]