28386936

素因数分解:

$2^3\times 3^4\times {\mathrm{71}}^1\times {\mathrm{617}}^1$

素因数の和:706

約数の個数: 80

約数和(自身を含む): 80760240

約数和(自身を除く): 52373304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 81, 108, 142, 162, 213, 216, 284, 324, 426, 568, 617, 639, 648, 852, 1234, 1278, 1704, 1851, 1917, 2468, 2556, 3702, 3834, 4936, 5112, 5553, 5751, 7404, 7668, 11106, 11502, 14808, 15336, 16659, 22212, 23004, 33318, 43807, 44424, 46008, 49977, 66636, 87614, 99954, 131421, 133272, 175228, 199908, 262842, 350456, 394263, 399816, 525684, 788526, 1051368, 1182789, 1577052, 2365578, 3154104, 3548367, 4731156, 7096734, 9462312, 14193468, 28386936]

約数ペア:

[(1, 28386936), (2, 14193468), (3, 9462312), (4, 7096734), (6, 4731156), (8, 3548367), (9, 3154104), (12, 2365578), (18, 1577052), (24, 1182789), (27, 1051368), (36, 788526), (54, 525684), (71, 399816), (72, 394263), (81, 350456), (108, 262842), (142, 199908), (162, 175228), (213, 133272), (216, 131421), (284, 99954), (324, 87614), (426, 66636), (568, 49977), (617, 46008), (639, 44424), (648, 43807), (852, 33318), (1234, 23004), (1278, 22212), (1704, 16659), (1851, 15336), (1917, 14808), (2468, 11502), (2556, 11106), (3702, 7668), (3834, 7404), (4936, 5751), (5112, 5553)]