428337728

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73547}}^1$

素因数の和:73579

約数の個数: 56

約数和(自身を含む): 1046146752

約数和(自身を除く): 617809024

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 182, 208, 224, 364, 416, 448, 728, 832, 1456, 2912, 5824, 73547, 147094, 294188, 514829, 588376, 956111, 1029658, 1176752, 1912222, 2059316, 2353504, 3824444, 4118632, 4707008, 6692777, 7648888, 8237264, 13385554, 15297776, 16474528, 26771108, 30595552, 32949056, 53542216, 61191104, 107084432, 214168864, 428337728]

約数ペア:

[(1, 428337728), (2, 214168864), (4, 107084432), (7, 61191104), (8, 53542216), (13, 32949056), (14, 30595552), (16, 26771108), (26, 16474528), (28, 15297776), (32, 13385554), (52, 8237264), (56, 7648888), (64, 6692777), (91, 4707008), (104, 4118632), (112, 3824444), (182, 2353504), (208, 2059316), (224, 1912222), (364, 1176752), (416, 1029658), (448, 956111), (728, 588376), (832, 514829), (1456, 294188), (2912, 147094), (5824, 73547)]