979888

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{673}}^1$

素因数の和:701

約数の個数: 40

約数和(自身を含む): 2340128

約数和(自身を除く): 1360240

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 673, 728, 1346, 1456, 2692, 4711, 5384, 8749, 9422, 10768, 17498, 18844, 34996, 37688, 61243, 69992, 75376, 122486, 139984, 244972, 489944, 979888]

約数ペア:

[(1, 979888), (2, 489944), (4, 244972), (7, 139984), (8, 122486), (13, 75376), (14, 69992), (16, 61243), (26, 37688), (28, 34996), (52, 18844), (56, 17498), (91, 10768), (104, 9422), (112, 8749), (182, 5384), (208, 4711), (364, 2692), (673, 1456), (728, 1346)]