28402488

素因数分解:

$2^3\times 3^4\times {\mathrm{53}}^1\times {\mathrm{827}}^1$

素因数の和:898

約数の個数: 80

約数和(自身を含む): 81152280

約数和(自身を除く): 52749792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 53, 54, 72, 81, 106, 108, 159, 162, 212, 216, 318, 324, 424, 477, 636, 648, 827, 954, 1272, 1431, 1654, 1908, 2481, 2862, 3308, 3816, 4293, 4962, 5724, 6616, 7443, 8586, 9924, 11448, 14886, 17172, 19848, 22329, 29772, 34344, 43831, 44658, 59544, 66987, 87662, 89316, 131493, 133974, 175324, 178632, 262986, 267948, 350648, 394479, 525972, 535896, 788958, 1051944, 1183437, 1577916, 2366874, 3155832, 3550311, 4733748, 7100622, 9467496, 14201244, 28402488]

約数ペア:

[(1, 28402488), (2, 14201244), (3, 9467496), (4, 7100622), (6, 4733748), (8, 3550311), (9, 3155832), (12, 2366874), (18, 1577916), (24, 1183437), (27, 1051944), (36, 788958), (53, 535896), (54, 525972), (72, 394479), (81, 350648), (106, 267948), (108, 262986), (159, 178632), (162, 175324), (212, 133974), (216, 131493), (318, 89316), (324, 87662), (424, 66987), (477, 59544), (636, 44658), (648, 43831), (827, 34344), (954, 29772), (1272, 22329), (1431, 19848), (1654, 17172), (1908, 14886), (2481, 11448), (2862, 9924), (3308, 8586), (3816, 7443), (4293, 6616), (4962, 5724)]