212856

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{181}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 622440

約数和(自身を除く): 409584

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 181, 196, 294, 362, 392, 543, 588, 724, 1086, 1176, 1267, 1448, 2172, 2534, 3801, 4344, 5068, 7602, 8869, 10136, 15204, 17738, 26607, 30408, 35476, 53214, 70952, 106428, 212856]

約数ペア:

[(1, 212856), (2, 106428), (3, 70952), (4, 53214), (6, 35476), (7, 30408), (8, 26607), (12, 17738), (14, 15204), (21, 10136), (24, 8869), (28, 7602), (42, 5068), (49, 4344), (56, 3801), (84, 2534), (98, 2172), (147, 1448), (168, 1267), (181, 1176), (196, 1086), (294, 724), (362, 588), (392, 543)]