28990528

素因数分解:

$2^6\times 7^1\times {\mathrm{163}}^1\times {\mathrm{397}}^1$

素因数の和:579

約数の個数: 56

約数和(自身を含む): 66316352

約数和(自身を除く): 37325824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 163, 224, 326, 397, 448, 652, 794, 1141, 1304, 1588, 2282, 2608, 2779, 3176, 4564, 5216, 5558, 6352, 9128, 10432, 11116, 12704, 18256, 22232, 25408, 36512, 44464, 64711, 73024, 88928, 129422, 177856, 258844, 452977, 517688, 905954, 1035376, 1811908, 2070752, 3623816, 4141504, 7247632, 14495264, 28990528]

約数ペア:

[(1, 28990528), (2, 14495264), (4, 7247632), (7, 4141504), (8, 3623816), (14, 2070752), (16, 1811908), (28, 1035376), (32, 905954), (56, 517688), (64, 452977), (112, 258844), (163, 177856), (224, 129422), (326, 88928), (397, 73024), (448, 64711), (652, 44464), (794, 36512), (1141, 25408), (1304, 22232), (1588, 18256), (2282, 12704), (2608, 11116), (2779, 10432), (3176, 9128), (4564, 6352), (5216, 5558)]