2457728

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 6054720

約数和(自身を除く): 3596992

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 211, 224, 364, 416, 422, 448, 728, 832, 844, 896, 1456, 1477, 1664, 1688, 2743, 2912, 2954, 3376, 5486, 5824, 5908, 6752, 10972, 11648, 11816, 13504, 19201, 21944, 23632, 27008, 38402, 43888, 47264, 76804, 87776, 94528, 153608, 175552, 189056, 307216, 351104, 614432, 1228864, 2457728]

約数ペア:

[(1, 2457728), (2, 1228864), (4, 614432), (7, 351104), (8, 307216), (13, 189056), (14, 175552), (16, 153608), (26, 94528), (28, 87776), (32, 76804), (52, 47264), (56, 43888), (64, 38402), (91, 27008), (104, 23632), (112, 21944), (128, 19201), (182, 13504), (208, 11816), (211, 11648), (224, 10972), (364, 6752), (416, 5908), (422, 5824), (448, 5486), (728, 3376), (832, 2954), (844, 2912), (896, 2743), (1456, 1688), (1477, 1664)]