28706184

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{10223}}^1$

素因数の和:10251

約数の個数: 64

約数和(自身を含む): 85881600

約数和(自身を除く): 57175416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 234, 312, 351, 468, 702, 936, 1404, 2808, 10223, 20446, 30669, 40892, 61338, 81784, 92007, 122676, 132899, 184014, 245352, 265798, 276021, 368028, 398697, 531596, 552042, 736056, 797394, 1063192, 1104084, 1196091, 1594788, 2208168, 2392182, 3189576, 3588273, 4784364, 7176546, 9568728, 14353092, 28706184]

約数ペア:

[(1, 28706184), (2, 14353092), (3, 9568728), (4, 7176546), (6, 4784364), (8, 3588273), (9, 3189576), (12, 2392182), (13, 2208168), (18, 1594788), (24, 1196091), (26, 1104084), (27, 1063192), (36, 797394), (39, 736056), (52, 552042), (54, 531596), (72, 398697), (78, 368028), (104, 276021), (108, 265798), (117, 245352), (156, 184014), (216, 132899), (234, 122676), (312, 92007), (351, 81784), (468, 61338), (702, 40892), (936, 30669), (1404, 20446), (2808, 10223)]