28150353

素因数分解:

$3^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{829}}^1$

素因数の和:867

約数の個数: 48

約数和(自身を含む): 51792000

約数和(自身を除く): 23641647

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 147, 231, 343, 441, 539, 693, 829, 1029, 1617, 2487, 3087, 3773, 4851, 5803, 7461, 9119, 11319, 17409, 27357, 33957, 40621, 52227, 63833, 82071, 121863, 191499, 284347, 365589, 446831, 574497, 853041, 1340493, 2559123, 3127817, 4021479, 9383451, 28150353]

約数ペア:

[(1, 28150353), (3, 9383451), (7, 4021479), (9, 3127817), (11, 2559123), (21, 1340493), (33, 853041), (49, 574497), (63, 446831), (77, 365589), (99, 284347), (147, 191499), (231, 121863), (343, 82071), (441, 63833), (539, 52227), (693, 40621), (829, 33957), (1029, 27357), (1617, 17409), (2487, 11319), (3087, 9119), (3773, 7461), (4851, 5803)]