28677376

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1231}}^1$

素因数の和:1267

約数の個数: 72

約数和(自身を含む): 70509824

約数和(自身を除く): 41832448

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 416, 448, 728, 832, 896, 1231, 1456, 1664, 1792, 2462, 2912, 3328, 4924, 5824, 8617, 9848, 11648, 16003, 17234, 19696, 23296, 32006, 34468, 39392, 64012, 68936, 78784, 112021, 128024, 137872, 157568, 224042, 256048, 275744, 315136, 448084, 512096, 551488, 896168, 1024192, 1102976, 1792336, 2048384, 2205952, 3584672, 4096768, 7169344, 14338688, 28677376]

約数ペア:

[(1, 28677376), (2, 14338688), (4, 7169344), (7, 4096768), (8, 3584672), (13, 2205952), (14, 2048384), (16, 1792336), (26, 1102976), (28, 1024192), (32, 896168), (52, 551488), (56, 512096), (64, 448084), (91, 315136), (104, 275744), (112, 256048), (128, 224042), (182, 157568), (208, 137872), (224, 128024), (256, 112021), (364, 78784), (416, 68936), (448, 64012), (728, 39392), (832, 34468), (896, 32006), (1231, 23296), (1456, 19696), (1664, 17234), (1792, 16003), (2462, 11648), (2912, 9848), (3328, 8617), (4924, 5824)]