123406506

素因数分解:

$2^1\times 3^2\times {\mathrm{431}}^1\times {\mathrm{15907}}^1$

素因数の和:16346

約数の個数: 24

約数和(自身を含む): 268017984

約数和(自身を除く): 144611478

約数列:

[1, 2, 3, 6, 9, 18, 431, 862, 1293, 2586, 3879, 7758, 15907, 31814, 47721, 95442, 143163, 286326, 6855917, 13711834, 20567751, 41135502, 61703253, 123406506]

約数ペア:

[(1, 123406506), (2, 61703253), (3, 41135502), (6, 20567751), (9, 13711834), (18, 6855917), (431, 286326), (862, 143163), (1293, 95442), (2586, 47721), (3879, 31814), (7758, 15907)]