30195123

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{569}}^1$

素因数の和:624

約数の個数: 36

約数和(自身を含む): 49514760

約数和(自身を除く): 19319637

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 361, 399, 569, 931, 1083, 1707, 2527, 2793, 3983, 7581, 10811, 11949, 17689, 27881, 32433, 53067, 75677, 83643, 205409, 227031, 529739, 616227, 1437863, 1589217, 4313589, 10065041, 30195123]

約数ペア:

[(1, 30195123), (3, 10065041), (7, 4313589), (19, 1589217), (21, 1437863), (49, 616227), (57, 529739), (133, 227031), (147, 205409), (361, 83643), (399, 75677), (569, 53067), (931, 32433), (1083, 27881), (1707, 17689), (2527, 11949), (2793, 10811), (3983, 7581)]