6441981

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3371}}^1$

素因数の和:3401

約数の個数: 24

約数和(自身を含む): 10763424

約数和(自身を除く): 4321443

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 3371, 10113, 23597, 43823, 70791, 131469, 165179, 306761, 495537, 920283, 2147327, 6441981]

約数ペア:

[(1, 6441981), (3, 2147327), (7, 920283), (13, 495537), (21, 306761), (39, 165179), (49, 131469), (91, 70791), (147, 43823), (273, 23597), (637, 10113), (1911, 3371)]