28397523

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{457}}^1$

素因数の和:747

約数の個数: 32

約数和(自身を含む): 47485440

約数和(自身を除く): 19087917

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 269, 457, 807, 1371, 1883, 2959, 3199, 5027, 5649, 8877, 9597, 15081, 20713, 35189, 62139, 105567, 122933, 368799, 860531, 1352263, 2581593, 4056789, 9465841, 28397523]

約数ペア:

[(1, 28397523), (3, 9465841), (7, 4056789), (11, 2581593), (21, 1352263), (33, 860531), (77, 368799), (231, 122933), (269, 105567), (457, 62139), (807, 35189), (1371, 20713), (1883, 15081), (2959, 9597), (3199, 8877), (5027, 5649)]