213637256

素因数分解:

$2^3\times 7^2\times {\mathrm{659}}^1\times {\mathrm{827}}^1$

素因数の和:1506

約数の個数: 48

約数和(自身を含む): 467240400

約数和(自身を除く): 253603144

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 659, 827, 1318, 1654, 2636, 3308, 4613, 5272, 5789, 6616, 9226, 11578, 18452, 23156, 32291, 36904, 40523, 46312, 64582, 81046, 129164, 162092, 258328, 324184, 544993, 1089986, 2179972, 3814951, 4359944, 7629902, 15259804, 26704657, 30519608, 53409314, 106818628, 213637256]

約数ペア:

[(1, 213637256), (2, 106818628), (4, 53409314), (7, 30519608), (8, 26704657), (14, 15259804), (28, 7629902), (49, 4359944), (56, 3814951), (98, 2179972), (196, 1089986), (392, 544993), (659, 324184), (827, 258328), (1318, 162092), (1654, 129164), (2636, 81046), (3308, 64582), (4613, 46312), (5272, 40523), (5789, 36904), (6616, 32291), (9226, 23156), (11578, 18452)]