49905921

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{2969}}^1$

素因数の和:3416

約数の個数: 16

約数和(自身を含む): 71850240

約数和(自身を除く): 21944319

約数列:

[1, 3, 13, 39, 431, 1293, 2969, 5603, 8907, 16809, 38597, 115791, 1279639, 3838917, 16635307, 49905921]

約数ペア:

[(1, 49905921), (3, 16635307), (13, 3838917), (39, 1279639), (431, 115791), (1293, 38597), (2969, 16809), (5603, 8907)]