31623116

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{15907}}^1$

素因数の和:15989

約数の個数: 24

約数和(自身を含む): 64141056

約数和(自身を除く): 32517940

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 15907, 31814, 63628, 111349, 222698, 445396, 1129397, 2258794, 4517588, 7905779, 15811558, 31623116]

約数ペア:

[(1, 31623116), (2, 15811558), (4, 7905779), (7, 4517588), (14, 2258794), (28, 1129397), (71, 445396), (142, 222698), (284, 111349), (497, 63628), (994, 31814), (1988, 15907)]