1421979

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{101}}^1$

素因数の和:155

約数の個数: 24

約数和(自身を含む): 2176272

約数和(自身を除く): 754293

約数列:

[1, 3, 13, 19, 39, 57, 101, 247, 303, 361, 741, 1083, 1313, 1919, 3939, 4693, 5757, 14079, 24947, 36461, 74841, 109383, 473993, 1421979]

約数ペア:

[(1, 1421979), (3, 473993), (13, 109383), (19, 74841), (39, 36461), (57, 24947), (101, 14079), (247, 5757), (303, 4693), (361, 3939), (741, 1919), (1083, 1313)]