29700021

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{269}}^1$

素因数の和:453

約数の個数: 32

約数和(自身を含む): 45360000

約数和(自身を除く): 15659979

約数列:

[1, 3, 13, 19, 39, 57, 149, 247, 269, 447, 741, 807, 1937, 2831, 3497, 5111, 5811, 8493, 10491, 15333, 36803, 40081, 66443, 110409, 120243, 199329, 521053, 761539, 1563159, 2284617, 9900007, 29700021]

約数ペア:

[(1, 29700021), (3, 9900007), (13, 2284617), (19, 1563159), (39, 761539), (57, 521053), (149, 199329), (247, 120243), (269, 110409), (447, 66443), (741, 40081), (807, 36803), (1937, 15333), (2831, 10491), (3497, 8493), (5111, 5811)]