201320903

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{10159}}^1$

素因数の和:10334

約数の個数: 16

約数和(自身を含む): 243840000

約数和(自身を除く): 42519097

約数列:

[1, 7, 19, 133, 149, 1043, 2831, 10159, 19817, 71113, 193021, 1351147, 1513691, 10595837, 28760129, 201320903]

約数ペア:

[(1, 201320903), (7, 28760129), (19, 10595837), (133, 1513691), (149, 1351147), (1043, 193021), (2831, 71113), (10159, 19817)]