138913418

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{967}}^1$

素因数の和:1338

約数の個数: 32

約数和(自身を含む): 246816768

約数和(自身を除く): 107903350

約数列:

[1, 2, 7, 14, 31, 62, 217, 331, 434, 662, 967, 1934, 2317, 4634, 6769, 10261, 13538, 20522, 29977, 59954, 71827, 143654, 209839, 320077, 419678, 640154, 2240539, 4481078, 9922387, 19844774, 69456709, 138913418]

約数ペア:

[(1, 138913418), (2, 69456709), (7, 19844774), (14, 9922387), (31, 4481078), (62, 2240539), (217, 640154), (331, 419678), (434, 320077), (662, 209839), (967, 143654), (1934, 71827), (2317, 59954), (4634, 29977), (6769, 20522), (10261, 13538)]