402346256

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{28871}}^1$

素因数の和:28959

約数の個数: 40

約数和(自身を含む): 852070464

約数和(自身を除く): 449724208

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 268, 536, 871, 1072, 1742, 3484, 6968, 13936, 28871, 57742, 115484, 230968, 375323, 461936, 750646, 1501292, 1934357, 3002584, 3868714, 6005168, 7737428, 15474856, 25146641, 30949712, 50293282, 100586564, 201173128, 402346256]

約数ペア:

[(1, 402346256), (2, 201173128), (4, 100586564), (8, 50293282), (13, 30949712), (16, 25146641), (26, 15474856), (52, 7737428), (67, 6005168), (104, 3868714), (134, 3002584), (208, 1934357), (268, 1501292), (536, 750646), (871, 461936), (1072, 375323), (1742, 230968), (3484, 115484), (6968, 57742), (13936, 28871)]