28443636

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{2251}}^1$

素因数の和:2283

約数の個数: 72

約数和(自身を含む): 80333344

約数和(自身を除く): 51889708

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 243, 324, 351, 468, 486, 702, 972, 1053, 1404, 2106, 2251, 3159, 4212, 4502, 6318, 6753, 9004, 12636, 13506, 20259, 27012, 29263, 40518, 58526, 60777, 81036, 87789, 117052, 121554, 175578, 182331, 243108, 263367, 351156, 364662, 526734, 546993, 729324, 790101, 1053468, 1093986, 1580202, 2187972, 2370303, 3160404, 4740606, 7110909, 9481212, 14221818, 28443636]

約数ペア:

[(1, 28443636), (2, 14221818), (3, 9481212), (4, 7110909), (6, 4740606), (9, 3160404), (12, 2370303), (13, 2187972), (18, 1580202), (26, 1093986), (27, 1053468), (36, 790101), (39, 729324), (52, 546993), (54, 526734), (78, 364662), (81, 351156), (108, 263367), (117, 243108), (156, 182331), (162, 175578), (234, 121554), (243, 117052), (324, 87789), (351, 81036), (468, 60777), (486, 58526), (702, 40518), (972, 29263), (1053, 27012), (1404, 20259), (2106, 13506), (2251, 12636), (3159, 9004), (4212, 6753), (4502, 6318)]