30719139

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 46475520

約数和(自身を除く): 15756381

約数列:

[1, 3, 11, 33, 37, 111, 139, 181, 407, 417, 543, 1221, 1529, 1991, 4587, 5143, 5973, 6697, 15429, 20091, 25159, 56573, 73667, 75477, 169719, 221001, 276749, 830247, 930883, 2792649, 10239713, 30719139]

約数ペア:

[(1, 30719139), (3, 10239713), (11, 2792649), (33, 930883), (37, 830247), (111, 276749), (139, 221001), (181, 169719), (407, 75477), (417, 73667), (543, 56573), (1221, 25159), (1529, 20091), (1991, 15429), (4587, 6697), (5143, 5973)]