49780809

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{1423}}^1$

素因数の和:1478

約数の個数: 36

約数和(自身を含む): 81304704

約数和(自身を除く): 31523895

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 169, 207, 299, 507, 897, 1423, 1521, 2691, 3887, 4269, 11661, 12807, 18499, 32729, 34983, 55497, 98187, 166491, 240487, 294561, 425477, 721461, 1276431, 2164383, 3829293, 5531201, 16593603, 49780809]

約数ペア:

[(1, 49780809), (3, 16593603), (9, 5531201), (13, 3829293), (23, 2164383), (39, 1276431), (69, 721461), (117, 425477), (169, 294561), (207, 240487), (299, 166491), (507, 98187), (897, 55497), (1423, 34983), (1521, 32729), (2691, 18499), (3887, 12807), (4269, 11661)]