217424313

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 339371136

約数和(自身を除く): 121946823

約数列:

[1, 3, 9, 23, 61, 67, 69, 183, 201, 207, 257, 549, 603, 771, 1403, 1541, 2313, 4087, 4209, 4623, 5911, 12261, 12627, 13869, 15677, 17219, 17733, 36783, 47031, 51657, 53199, 94001, 141093, 154971, 282003, 360571, 396037, 846009, 1050359, 1081713, 1188111, 3151077, 3245139, 3564333, 9453231, 24158257, 72474771, 217424313]

約数ペア:

[(1, 217424313), (3, 72474771), (9, 24158257), (23, 9453231), (61, 3564333), (67, 3245139), (69, 3151077), (183, 1188111), (201, 1081713), (207, 1050359), (257, 846009), (549, 396037), (603, 360571), (771, 282003), (1403, 154971), (1541, 141093), (2313, 94001), (4087, 53199), (4209, 51657), (4623, 47031), (5911, 36783), (12261, 17733), (12627, 17219), (13869, 15677)]