1670994

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 4025112

約数和(自身を除く): 2354118

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 37, 39, 74, 78, 111, 117, 193, 222, 234, 333, 386, 481, 579, 666, 962, 1158, 1443, 1737, 2509, 2886, 3474, 4329, 5018, 7141, 7527, 8658, 14282, 15054, 21423, 22581, 42846, 45162, 64269, 92833, 128538, 185666, 278499, 556998, 835497, 1670994]

約数ペア:

[(1, 1670994), (2, 835497), (3, 556998), (6, 278499), (9, 185666), (13, 128538), (18, 92833), (26, 64269), (37, 45162), (39, 42846), (74, 22581), (78, 21423), (111, 15054), (117, 14282), (193, 8658), (222, 7527), (234, 7141), (333, 5018), (386, 4329), (481, 3474), (579, 2886), (666, 2509), (962, 1737), (1158, 1443)]