239742256

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{2963}}^1$

素因数の和:3373

約数の個数: 40

約数和(自身を含む): 501686640

約数和(自身を除く): 261944384

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 389, 778, 1556, 2963, 3112, 5057, 5926, 6224, 10114, 11852, 20228, 23704, 38519, 40456, 47408, 77038, 80912, 154076, 308152, 616304, 1152607, 2305214, 4610428, 9220856, 14983891, 18441712, 29967782, 59935564, 119871128, 239742256]

約数ペア:

[(1, 239742256), (2, 119871128), (4, 59935564), (8, 29967782), (13, 18441712), (16, 14983891), (26, 9220856), (52, 4610428), (104, 2305214), (208, 1152607), (389, 616304), (778, 308152), (1556, 154076), (2963, 80912), (3112, 77038), (5057, 47408), (5926, 40456), (6224, 38519), (10114, 23704), (11852, 20228)]