28852908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{883}}^1$

素因数の和:1286

約数の個数: 48

約数和(自身を含む): 77226240

約数和(自身を除く): 48373332

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 389, 778, 883, 1167, 1556, 1766, 2334, 2649, 2723, 3532, 4668, 5298, 5446, 6181, 8169, 10596, 10892, 12362, 16338, 18543, 24724, 32676, 37086, 74172, 343487, 686974, 1030461, 1373948, 2060922, 2404409, 4121844, 4808818, 7213227, 9617636, 14426454, 28852908]

約数ペア:

[(1, 28852908), (2, 14426454), (3, 9617636), (4, 7213227), (6, 4808818), (7, 4121844), (12, 2404409), (14, 2060922), (21, 1373948), (28, 1030461), (42, 686974), (84, 343487), (389, 74172), (778, 37086), (883, 32676), (1167, 24724), (1556, 18543), (1766, 16338), (2334, 12362), (2649, 10892), (2723, 10596), (3532, 8169), (4668, 6181), (5298, 5446)]