28445014

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{811}}^1$

素因数の和:916

約数の個数: 32

約数和(自身を含む): 49109760

約数和(自身を除く): 20664746

約数列:

[1, 2, 13, 19, 26, 38, 71, 142, 247, 494, 811, 923, 1349, 1622, 1846, 2698, 10543, 15409, 17537, 21086, 30818, 35074, 57581, 115162, 200317, 400634, 748553, 1094039, 1497106, 2188078, 14222507, 28445014]

約数ペア:

[(1, 28445014), (2, 14222507), (13, 2188078), (19, 1497106), (26, 1094039), (38, 748553), (71, 400634), (142, 200317), (247, 115162), (494, 57581), (811, 35074), (923, 30818), (1349, 21086), (1622, 17537), (1846, 15409), (2698, 10543)]