28820922

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:735

約数の個数: 48

約数和(自身を含む): 63965088

約数和(自身を除く): 35144166

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 169, 258, 338, 507, 559, 661, 1014, 1118, 1322, 1677, 1983, 3354, 3966, 7267, 8593, 14534, 17186, 21801, 25779, 28423, 43602, 51558, 56846, 85269, 111709, 170538, 223418, 335127, 369499, 670254, 738998, 1108497, 2216994, 4803487, 9606974, 14410461, 28820922]

約数ペア:

[(1, 28820922), (2, 14410461), (3, 9606974), (6, 4803487), (13, 2216994), (26, 1108497), (39, 738998), (43, 670254), (78, 369499), (86, 335127), (129, 223418), (169, 170538), (258, 111709), (338, 85269), (507, 56846), (559, 51558), (661, 43602), (1014, 28423), (1118, 25779), (1322, 21801), (1677, 17186), (1983, 14534), (3354, 8593), (3966, 7267)]