31173688

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{42821}}^1$

素因数の和:42847

約数の個数: 32

約数和(自身を含む): 71940960

約数和(自身を除く): 40767272

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 42821, 85642, 171284, 299747, 342568, 556673, 599494, 1113346, 1198988, 2226692, 2397976, 3896711, 4453384, 7793422, 15586844, 31173688]

約数ペア:

[(1, 31173688), (2, 15586844), (4, 7793422), (7, 4453384), (8, 3896711), (13, 2397976), (14, 2226692), (26, 1198988), (28, 1113346), (52, 599494), (56, 556673), (91, 342568), (104, 299747), (182, 171284), (364, 85642), (728, 42821)]