30812205

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1481}}^1$

素因数の和:1581

約数の個数: 32

約数和(自身を含む): 52640640

約数和(自身を除く): 21828435

約数列:

[1, 3, 5, 15, 19, 57, 73, 95, 219, 285, 365, 1095, 1387, 1481, 4161, 4443, 6935, 7405, 20805, 22215, 28139, 84417, 108113, 140695, 324339, 422085, 540565, 1621695, 2054147, 6162441, 10270735, 30812205]

約数ペア:

[(1, 30812205), (3, 10270735), (5, 6162441), (15, 2054147), (19, 1621695), (57, 540565), (73, 422085), (95, 324339), (219, 140695), (285, 108113), (365, 84417), (1095, 28139), (1387, 22215), (1481, 20805), (4161, 7405), (4443, 6935)]