31004792

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{42589}}^1$

素因数の和:42615

約数の個数: 32

約数和(自身を含む): 71551200

約数和(自身を除く): 40546408

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 42589, 85178, 170356, 298123, 340712, 553657, 596246, 1107314, 1192492, 2214628, 2384984, 3875599, 4429256, 7751198, 15502396, 31004792]

約数ペア:

[(1, 31004792), (2, 15502396), (4, 7751198), (7, 4429256), (8, 3875599), (13, 2384984), (14, 2214628), (26, 1192492), (28, 1107314), (52, 596246), (56, 553657), (91, 340712), (104, 298123), (182, 170356), (364, 85178), (728, 42589)]