291207688

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{6841}}^1$

素因数の和:7177

約数の個数: 32

約数和(自身を含む): 580064760

約数和(自身を除く): 288857072

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 313, 626, 1252, 2504, 5321, 6841, 10642, 13682, 21284, 27364, 42568, 54728, 116297, 232594, 465188, 930376, 2141233, 4282466, 8564932, 17129864, 36400961, 72801922, 145603844, 291207688]

約数ペア:

[(1, 291207688), (2, 145603844), (4, 72801922), (8, 36400961), (17, 17129864), (34, 8564932), (68, 4282466), (136, 2141233), (313, 930376), (626, 465188), (1252, 232594), (2504, 116297), (5321, 54728), (6841, 42568), (10642, 27364), (13682, 21284)]